GB1427432A - Reservoirs for anesthesia rebreathing apparatus - Google Patents
Reservoirs for anesthesia rebreathing apparatusInfo
- Publication number
- GB1427432A GB1427432A GB3641675A GB3641675A GB1427432A GB 1427432 A GB1427432 A GB 1427432A GB 3641675 A GB3641675 A GB 3641675A GB 3641675 A GB3641675 A GB 3641675A GB 1427432 A GB1427432 A GB 1427432A
- Authority
- GB
- United Kingdom
- Prior art keywords
- fittings
- jan
- wall
- reservoirs
- flexible
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/10—Preparation of respiratory gases or vapours
- A61M16/104—Preparation of respiratory gases or vapours specially adapted for anaesthetics
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/08—Bellows; Connecting tubes ; Water traps; Patient circuits
- A61M16/0816—Joints or connectors
- A61M16/0833—T- or Y-type connectors, e.g. Y-piece
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/04—Devices damping pulsations or vibrations in fluids
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/0057—Pumps therefor
- A61M16/0078—Breathing bags
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/40—Capture or disposal of greenhouse gases of CO2
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S128/00—Surgery
- Y10S128/909—Breathing apparatus with means for preventing patient cross-contamination
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Emergency Medicine (AREA)
- Pulmonology (AREA)
- Veterinary Medicine (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Gas Separation By Absorption (AREA)
- Treating Waste Gases (AREA)
- Invalid Beds And Related Equipment (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
- Fluid-Driven Valves (AREA)
Abstract
1427432 Respiratory appliances M L HENKTN 16 Jan 1973 [17 Jan 19721 36416/75 Divided out of 1427431 Heading A5T The claims of the specification relate to a flexible elongated breathing bag comprising opposed tubular fittings 308, 310, a flexible inelastic sheet material outer wall 302, 306 sealed around the fittings, a flexible inelastic septum 304 sealed with respect to the outer wall and defining two isolated chambers 312, 314 extending generally between the fittings 308, 310, each chamber being openthrough a respective one of the fittings. The subject matter of the Specification is substantially as disclosed in the parent Specification 1427431 which claims and describes in greater detail the anaesthetic device of which the breathing bag is part.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00218337A US3814091A (en) | 1972-01-17 | 1972-01-17 | Anesthesia rebreathing apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1427432A true GB1427432A (en) | 1976-03-10 |
Family
ID=22814702
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3641775A Expired GB1427433A (en) | 1972-01-17 | 1973-01-16 | Valves for anesthesia rebreathing apparatus |
GB3643075A Expired GB1427434A (en) | 1972-01-17 | 1973-01-16 | Co2 absorber canisters for anesthesia rebreathing systems |
GB229773A Expired GB1427431A (en) | 1972-01-17 | 1973-01-16 | Anesthesia rebreathing apparatus reservoirs for anesthesia rebreathing apparatus |
GB3641675A Expired GB1427432A (en) | 1972-01-17 | 1973-01-16 | Reservoirs for anesthesia rebreathing apparatus |
Family Applications Before (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3641775A Expired GB1427433A (en) | 1972-01-17 | 1973-01-16 | Valves for anesthesia rebreathing apparatus |
GB3643075A Expired GB1427434A (en) | 1972-01-17 | 1973-01-16 | Co2 absorber canisters for anesthesia rebreathing systems |
GB229773A Expired GB1427431A (en) | 1972-01-17 | 1973-01-16 | Anesthesia rebreathing apparatus reservoirs for anesthesia rebreathing apparatus |
Country Status (13)
Country | Link |
---|---|
US (1) | US3814091A (en) |
JP (5) | JPS5441839B2 (en) |
AU (1) | AU490936B2 (en) |
BR (1) | BR7300367D0 (en) |
CA (1) | CA969056A (en) |
CH (4) | CH583039A5 (en) |
DE (5) | DE2365724B2 (en) |
FR (5) | FR2168404B1 (en) |
GB (4) | GB1427433A (en) |
IT (1) | IT978233B (en) |
NL (1) | NL164476C (en) |
SE (4) | SE410272B (en) |
SU (1) | SU733505A3 (en) |
Families Citing this family (86)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3867936A (en) * | 1973-01-16 | 1975-02-25 | Shirley Aldred & Co Ltd | Anaesthetic gas safety equipment |
US4007737A (en) * | 1974-01-28 | 1977-02-15 | Paluch Bernard R | Anesthesia breathing system |
US3865106A (en) * | 1974-03-18 | 1975-02-11 | Bernard P Palush | Positive pressure breathing circuit |
US3945378A (en) * | 1974-03-18 | 1976-03-23 | Paluch Bernard R | Positive pressure breathing circuit |
US3973564A (en) * | 1974-08-08 | 1976-08-10 | Dupaco Incorporated | Anaesthetist's respiration apparatus |
FR2297639A1 (en) * | 1975-01-20 | 1976-08-13 | Minerve Sa | VOLUMETRIC RESPIRATOR, IN PARTICULAR FOR ASSISTED ANESTHESIA AND LONG-TERM RESUSCITATION |
US3976065A (en) * | 1975-03-10 | 1976-08-24 | Gerald Durkan | Digital fluidic ventilator |
US4015598A (en) * | 1975-09-05 | 1977-04-05 | Brown Glenn E | Anaesthesic system |
US4106502A (en) * | 1976-11-18 | 1978-08-15 | Margaret M. Laurence | Resuscitator |
US4333450A (en) * | 1976-12-14 | 1982-06-08 | Lester Victor E | Nebulizer-manifold |
DE2725515C2 (en) * | 1977-06-06 | 1986-02-20 | Lang, Volker O., Prof. Dr.Med., 8012 Ottobrunn | Bacteriologically closed ventilation system |
JPS5568371A (en) * | 1978-11-17 | 1980-05-23 | Fukunaga Hitoko | Breathing circuit |
JPS5577398A (en) * | 1978-12-06 | 1980-06-11 | Kobe Steel Ltd | Controller for output of electricity generator |
JPS55106166A (en) * | 1979-02-08 | 1980-08-14 | Takashi Matsushita | Carbon dioxide regulator for breathing circuit |
GB2048080A (en) * | 1979-05-08 | 1980-12-10 | Draegerwerk Ag | Respirators |
US4324234A (en) * | 1980-05-21 | 1982-04-13 | Maness Samuel G | Dual chamber personal flotation device |
SE430304B (en) * | 1980-09-01 | 1983-11-07 | Testa Lab A S | ANESTHESIA RESPIRATORY EQUIPMENT |
US4481938A (en) * | 1981-10-16 | 1984-11-13 | Lindley John E | Resuscitator, respirator and/or incubator |
US4502481A (en) * | 1983-02-15 | 1985-03-05 | Christian Pamela H | Device for manually ventilating a patient |
US4781184A (en) * | 1984-01-13 | 1988-11-01 | Fife William P | Closed circuit breathing apparatus and method of using same |
IT8424281V0 (en) * | 1984-12-28 | 1984-12-28 | Spray Plast Spa | SPRINKLER. |
SE8500817D0 (en) * | 1985-02-20 | 1985-02-20 | Lars Jonsson | HALF-EMPTY ANESTHESIA SYSTEM |
GB2190465A (en) * | 1986-05-15 | 1987-11-18 | C R M Design Services Ltd | A valve assembly |
US5377670A (en) * | 1986-09-23 | 1995-01-03 | Smith; Charles A. | Insulated breathing tube |
DE8805260U1 (en) * | 1988-04-21 | 1989-01-19 | Jantzen, Jan-Peter A.H., Prof. Dr.med., 6507 Ingelheim | Switchable carbon filter for anesthesia circuit system |
US4917108A (en) * | 1988-06-29 | 1990-04-17 | Mault James R | Oxygen consumption meter |
US4991576A (en) * | 1988-10-11 | 1991-02-12 | Henkin Melvyn Lane | Anesthesia rebreathing system |
US5143060A (en) * | 1989-06-08 | 1992-09-01 | Smith Charles A | Insulated carbon dioxide absorption system |
JPH03188874A (en) * | 1989-12-20 | 1991-08-16 | Teijin Ltd | Oxygen enriching unit |
ZA927931B (en) * | 1992-08-24 | 1994-04-14 | Donald Munro Miller | Breathing apparatus |
MX9305114A (en) * | 1992-08-24 | 1994-07-29 | Life Air Pty Ltd | BREATHING APPARATUS. |
US5398675A (en) * | 1992-10-14 | 1995-03-21 | Henkin; Melvyn L. | Anesthesia rebreathing system |
US5355877A (en) * | 1993-05-03 | 1994-10-18 | Cheng Yu W | Mouth-to-mouth resuscitation device having a sealed valve position to protect a rescuer |
US5577693A (en) * | 1995-01-11 | 1996-11-26 | Children's Medical Center Corporation | Anesthesia circuit stand |
US20010044588A1 (en) * | 1996-02-22 | 2001-11-22 | Mault James R. | Monitoring system |
US6135107A (en) * | 1996-03-11 | 2000-10-24 | Mault; James R. | Metabolic gas exchange and noninvasive cardiac output monitor |
US5836300A (en) * | 1996-03-11 | 1998-11-17 | Mault; James R. | Metabolic gas exchange and noninvasive cardiac output monitor |
SE509580C2 (en) * | 1996-11-18 | 1999-02-08 | Gibeck Ab Louis | Regenerable absorbent apparatus, as well as a method for removing carbon dioxide from exhaled gases under anesthesia and a recirculating recirculation system for anesthesia. |
FR2758089B1 (en) * | 1997-01-06 | 1999-03-05 | Georges Boussignac | METHOD AND DEVICE FOR EXCHANGING RESPIRATORY TUBE IN THE TRACHEA OF A PATIENT |
US6309360B1 (en) | 1997-03-17 | 2001-10-30 | James R. Mault | Respiratory calorimeter |
CA2320238C (en) | 1998-02-05 | 2011-08-23 | James R. Mault | Metabolic calorimeter employing respiratory gas analysis |
EP1102564A1 (en) | 1998-08-03 | 2001-05-30 | MAULT, James R. | Method and apparatus for respiratory gas analysis employing measurement of expired gas mass |
US6406435B1 (en) | 1998-11-17 | 2002-06-18 | James R. Mault | Method and apparatus for the non-invasive determination of cardiac output |
JP3223892B2 (en) | 1998-11-25 | 2001-10-29 | 日本電気株式会社 | Ink jet recording apparatus and ink jet recording method |
JP2003527881A (en) | 1999-05-10 | 2003-09-24 | ジェームズ アール モールト | Airway-based cardiac output monitor and method of using the same |
US6468222B1 (en) | 1999-08-02 | 2002-10-22 | Healthetech, Inc. | Metabolic calorimeter employing respiratory gas analysis |
US6899684B2 (en) * | 1999-08-02 | 2005-05-31 | Healthetech, Inc. | Method of respiratory gas analysis using a metabolic calorimeter |
EP1217942A1 (en) | 1999-09-24 | 2002-07-03 | Healthetech, Inc. | Physiological monitor and associated computation, display and communication unit |
WO2001028495A2 (en) | 1999-10-08 | 2001-04-26 | Healthetech, Inc. | Indirect calorimeter for weight control |
US6612306B1 (en) | 1999-10-13 | 2003-09-02 | Healthetech, Inc. | Respiratory nitric oxide meter |
US6629934B2 (en) | 2000-02-02 | 2003-10-07 | Healthetech, Inc. | Indirect calorimeter for medical applications |
US6386196B1 (en) * | 2000-03-13 | 2002-05-14 | Steven E. Culton | Warning device for oxygen delivery system failure |
US6482158B2 (en) | 2000-05-19 | 2002-11-19 | Healthetech, Inc. | System and method of ultrasonic mammography |
EP1283689A4 (en) * | 2000-05-25 | 2005-03-09 | Healthetech Inc | Weight control method using physical activity based parameters |
CA2409501A1 (en) * | 2000-05-25 | 2001-11-29 | Healthetech, Inc. | Physiological monitoring using wrist-mounted device |
WO2001093743A2 (en) * | 2000-06-07 | 2001-12-13 | Healthetech, Inc. | Breath ketone analyzer |
CA2413657A1 (en) * | 2000-06-16 | 2001-12-20 | Healthetech, Inc. | Speech recognition capability for a personal digital assistant |
AU2001288902A1 (en) * | 2000-09-07 | 2002-03-22 | Healthetech, Inc. | Portable computing apparatus particularly useful in a weight management program |
US6620106B2 (en) | 2000-09-29 | 2003-09-16 | Healthetech, Inc. | Indirect calorimetry system |
US20020133378A1 (en) * | 2000-10-13 | 2002-09-19 | Mault James R. | System and method of integrated calorie management |
US6607387B2 (en) | 2000-10-30 | 2003-08-19 | Healthetech, Inc. | Sensor system for diagnosing dental conditions |
ES2187333B1 (en) * | 2001-01-10 | 2005-06-16 | Pedro Acha Gandarias | SYRINGE AND METHOD OF USE. |
US20020138213A1 (en) * | 2001-03-02 | 2002-09-26 | Mault James R. | System and method of metabolic rate measurement |
US20030023181A1 (en) * | 2001-07-26 | 2003-01-30 | Mault James R. | Gas analyzer of the fluorescent-film type particularly useful for respiratory analysis |
US20030130567A1 (en) * | 2002-01-09 | 2003-07-10 | Mault James R. | Health-related devices and methods |
US20030130595A1 (en) * | 2001-08-13 | 2003-07-10 | Mault James R. | Health improvement systems and methods |
US20030105407A1 (en) * | 2001-11-30 | 2003-06-05 | Pearce, Edwin M. | Disposable flow tube for respiratory gas analysis |
US20030152607A1 (en) * | 2002-02-13 | 2003-08-14 | Mault James R. | Caloric management system and method with voice recognition |
WO2003084395A1 (en) * | 2002-04-01 | 2003-10-16 | Healthetech, Inc. | System and method of determining an individualized drug administration dosage |
USD478660S1 (en) | 2002-07-01 | 2003-08-19 | Healthetech, Inc. | Disposable mask with sanitation insert for a respiratory analyzer |
US20080095643A1 (en) * | 2006-10-11 | 2008-04-24 | Weatherford/Lamb, Inc. | Active intake pressure control of downhole pump assemblies |
US7793683B2 (en) * | 2006-10-11 | 2010-09-14 | Weatherford/Lamb, Inc. | Active intake pressure control of downhole pump assemblies |
US20100192947A1 (en) * | 2009-02-04 | 2010-08-05 | Jeff Mandel | Anesthetic delivery system and methods of use |
WO2011014908A1 (en) * | 2009-08-03 | 2011-02-10 | Colin Dunlop | An improved method and apparatus for delivering a fluid to a patient |
CN102008775B (en) * | 2009-09-08 | 2014-02-26 | 北京谊安医疗***股份有限公司 | Integrated gas transmission pipe as well as breathing machine and anaesthesia machine |
JP5344729B2 (en) * | 2010-07-05 | 2013-11-20 | ナブテスコ株式会社 | Brake cylinder device and disc brake device |
EP2589403B1 (en) * | 2011-05-31 | 2016-02-03 | Ishikita, Naoyuki | Anesthetic inhalation-assisting device |
WO2013077273A1 (en) * | 2011-11-25 | 2013-05-30 | ナブテスコ株式会社 | Brake cylinder device and disk brake device |
DE102014006273A1 (en) | 2014-05-02 | 2015-11-05 | Schwing Gmbh | support |
JP6314038B2 (en) * | 2014-06-03 | 2018-04-18 | 泉工医科工業株式会社 | Canister internal structure, canister and canister connection |
NZ714595A (en) * | 2014-06-19 | 2017-06-30 | Resmed Ltd | Patient interface for respiratory therapy |
US10039892B2 (en) | 2015-03-25 | 2018-08-07 | Diane Miller | Pediatric induction of anesthesia |
CN111163825A (en) * | 2017-09-28 | 2020-05-15 | 皇家飞利浦有限公司 | Inflatable catheter and headgear including same |
DE102017011909A1 (en) * | 2017-12-21 | 2019-06-27 | Dräger Safety AG & Co. KGaA | Mask adapter for connecting two breathing tubes of a circuit breathing apparatus to a breathing mask |
CN109498953A (en) * | 2018-12-14 | 2019-03-22 | 单晓辉 | A kind of multi-functional clinical anesthesia section Supplementary Anesthesia device |
JP7061302B1 (en) * | 2022-02-02 | 2022-04-28 | 株式会社三幸製作所 | Plate used for canisters for inhalation anesthesia |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US26006A (en) * | 1859-11-08 | Improvement in corn-planters | ||
DE418182C (en) * | 1924-07-04 | 1926-02-16 | Alexander Bernhard Draeger Dr | Method for the simultaneous inhalation of two different gases, vapors or the like. |
NL23720C (en) * | 1927-05-24 | |||
US2038267A (en) * | 1934-04-02 | 1936-04-21 | Bullard Co | Exhalation valve |
US2119446A (en) * | 1936-12-11 | 1938-05-31 | Ohio Chemical And Mfg Company | Self administration of gaseous anesthetics |
US2185068A (en) * | 1937-12-10 | 1939-12-26 | Ohio Chemical And Mfg Company | Apparatus for self-administration of anesthetics |
US2709577A (en) * | 1951-07-28 | 1955-05-31 | Nat Welding Equipment Co | Oxygen therapy humidifier |
US2989960A (en) * | 1958-12-23 | 1961-06-27 | Air Reduction | Adapter fitting for anesthetic administering circuits |
US3088456A (en) * | 1960-02-08 | 1963-05-07 | Philip L Stanton | Anesthetizing and gas therapy apparatus |
FR1347054A (en) * | 1962-10-15 | 1963-12-27 | Anesthesia machine | |
US3251361A (en) * | 1963-04-02 | 1966-05-17 | Louis M Friedman | Method of and apparatus for controlling the proporting of a vapor in a gas stream |
GB1087849A (en) * | 1964-02-06 | 1967-10-18 | Engstrom Carl G D | Respirator, narcosis apparatus or the like having a delayed release safety valve |
US3347228A (en) * | 1964-12-11 | 1967-10-17 | Forrest M Bird | Volume limiting ventilating apparatus |
US3556095A (en) * | 1969-02-13 | 1971-01-19 | Us Army | Automatic intermittent positive pressure ventilator |
-
1972
- 1972-01-17 US US00218337A patent/US3814091A/en not_active Expired - Lifetime
-
1973
- 1973-01-16 GB GB3641775A patent/GB1427433A/en not_active Expired
- 1973-01-16 GB GB3643075A patent/GB1427434A/en not_active Expired
- 1973-01-16 CH CH57473A patent/CH583039A5/xx not_active IP Right Cessation
- 1973-01-16 CH CH727876A patent/CH583041A5/xx not_active IP Right Cessation
- 1973-01-16 SE SE7300548A patent/SE410272B/en unknown
- 1973-01-16 CA CA161,386A patent/CA969056A/en not_active Expired
- 1973-01-16 CH CH727976A patent/CH583042A5/xx not_active IP Right Cessation
- 1973-01-16 FR FR7301475A patent/FR2168404B1/fr not_active Expired
- 1973-01-16 SU SU731886224A patent/SU733505A3/en active
- 1973-01-16 CH CH727776A patent/CH583040A5/xx not_active IP Right Cessation
- 1973-01-16 GB GB229773A patent/GB1427431A/en not_active Expired
- 1973-01-16 GB GB3641675A patent/GB1427432A/en not_active Expired
- 1973-01-17 DE DE2365724A patent/DE2365724B2/en active Granted
- 1973-01-17 DE DE2365725A patent/DE2365725C3/en not_active Expired
- 1973-01-17 DE DE2365855A patent/DE2365855C3/en not_active Expired
- 1973-01-17 DE DE2302110A patent/DE2302110C3/en not_active Expired
- 1973-01-17 BR BR73367A patent/BR7300367D0/en unknown
- 1973-01-17 JP JP713573A patent/JPS5441839B2/ja not_active Expired
- 1973-01-17 NL NL7300684.A patent/NL164476C/en not_active IP Right Cessation
- 1973-01-17 DE DE2365879A patent/DE2365879C3/en not_active Expired
- 1973-01-17 IT IT19307/73A patent/IT978233B/en active
-
1975
- 1975-10-17 FR FR7531842A patent/FR2278353A1/en active Granted
- 1975-10-17 FR FR7531841A patent/FR2309243A1/en active Granted
-
1976
- 1976-04-01 AU AU12584/76A patent/AU490936B2/en not_active Expired
- 1976-06-21 SE SE7607066A patent/SE419942B/en unknown
- 1976-06-21 SE SE7607064A patent/SE7607064L/en unknown
- 1976-06-21 SE SE7607065A patent/SE419289B/en unknown
-
1977
- 1977-05-09 FR FR7714108A patent/FR2338053A1/en active Granted
- 1977-05-09 FR FR7714109A patent/FR2338054A2/en active Granted
- 1977-08-17 JP JP9794377A patent/JPS5316491A/en active Granted
- 1977-08-17 JP JP9794177A patent/JPS5316489A/en active Granted
- 1977-08-17 JP JP9794077A patent/JPS5316488A/en active Granted
- 1977-08-17 JP JP9794277A patent/JPS5316490A/en active Granted
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GB984574A (en) | Improvements in or relating to face masks |
Legal Events
Date | Code | Title | Description |
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PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |