FR2130473B1 - - Google Patents

Info

Publication number: FR2130473B1
Authority: FR; France
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

Application number

FR727209701A

Other languages

French (fr)

Other versions

FR2130473A1 (en

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Individual

Original Assignee

Individual

Priority date (The priority date 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 date listed.)

1971-03-26

Filing date

1972-03-20

Publication date

1973-06-29

1972-03-20 Application filed by Individual filed Critical Individual

1972-11-03 Publication of FR2130473A1 publication Critical patent/FR2130473A1/fr

1973-06-29 Application granted granted Critical

1973-06-29 Publication of FR2130473B1 publication Critical patent/FR2130473B1/fr

Status Expired legal-status Critical Current

Links

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/10—Investigating individual particles
- G01N15/1031—Investigating individual particles by measuring electrical or magnetic effects
- G01N15/12—Investigating individual particles by measuring electrical or magnetic effects by observing changes in resistance or impedance across apertures when traversed by individual particles, e.g. by using the Coulter principle
- G01N15/13—Details pertaining to apertures

Landscapes

Chemical & Material Sciences (AREA)
Dispersion Chemistry (AREA)
Physics & Mathematics (AREA)
Health & Medical Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Analytical Chemistry (AREA)
Biochemistry (AREA)
General Health & Medical Sciences (AREA)
General Physics & Mathematics (AREA)
Immunology (AREA)
Pathology (AREA)
Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)

FR727209701A 1971-03-26 1972-03-20 Expired FR2130473B1 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US12833271A	1971-03-26	1971-03-26

Publications (2)

Publication Number	Publication Date
FR2130473A1 FR2130473A1 (en)	1972-11-03
FR2130473B1 true FR2130473B1 (en)	1973-06-29

Family

ID=22434822

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR727209701A Expired FR2130473B1 (en)	1971-03-26	1972-03-20

Country Status (12)

Country	Link
US (1)	US3714565A (en)
JP (1)	JPS5331389B1 (en)
AU (1)	AU454030B2 (en)
CA (1)	CA943190A (en)
CH (1)	CH584897A5 (en)
FR (1)	FR2130473B1 (en)
GB (1)	GB1323271A (en)
IL (1)	IL39027A (en)
IT (1)	IT952314B (en)
NL (1)	NL7203716A (en)
SE (1)	SE380349B (en)
ZA (1)	ZA721897B (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3939409A (en) *	1974-08-01	1976-02-17	Coulter Electronics, Inc.	Particle study device and sample metering means used therein
US4157498A (en) *	1977-08-01	1979-06-05	Miles Laboratories, Inc.	Flow-through type particle analyzing apparatus
GB8414856D0 (en) *	1984-06-11	1984-07-18	Alcan Int Ltd	Detection and measurement of suspended particles in molten metal
DE3923544C1 (en) *	1989-07-15	1990-10-18	Hartmann & Braun Ag, 6000 Frankfurt, De
DK111990D0 (en) *	1990-05-04	1990-05-04	Biometic Aps	APPARATUS AND PROCEDURE FOR ANALYSIS OF A LIQUID SUSPENSION
US5432992A (en) *	1993-12-23	1995-07-18	Abbott Laboratories	Method of making count probe with removable count wafer
US5402062A (en) *	1993-12-23	1995-03-28	Abbott Laboratories	Mechanical capture of count wafer for particle analysis
AU1258595A (en) *	1993-12-23	1995-07-10	Abbott Laboratories	Method of making a stress relieved count probe
GB9526652D0 (en) *	1995-12-29	1996-02-28	Shine Thomas A	Electrode assembly
US6111398A (en) *	1997-07-03	2000-08-29	Coulter International Corp.	Method and apparatus for sensing and characterizing particles
US6175227B1 (en)	1997-07-03	2001-01-16	Coulter International Corp.	Potential-sensing method and apparatus for sensing and characterizing particles by the Coulter principle
EP1178315A1 (en) *	2000-07-31	2002-02-06	Albrecht Dr.med. Priv.Doz. Lepple-Wienhues	Method and apparatus for examining cells using the patch clamp method
WO2015056176A1 (en) *	2013-10-15	2015-04-23	Ecole Polytechnique Federale De Lausanne (Epfl)	Sensing tip with electrical impedance sensor
EP3283221B1 (en)	2015-04-15	2022-09-07	Ecole Polytechnique Fédérale de Lausanne (EPFL)	Devices, systems and methods for dispensing and analysing particles
US10910749B2 (en)	2017-04-11	2021-02-02	Ecole Polytechnique Federale De Lausanne (Epfl)	Tip connector for fluidic and electrical connection

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3287638A (en) *	1962-10-02	1966-11-22	Univ Iowa State Res Found Inc	Method of counting erythrocytes utilizing high frequency current
NL137000C (en) *	1964-03-26
US3395343A (en) *	1964-07-21	1968-07-30	Coulter Electronics	Electronic particle study apparatus and vessel construction therefor
US3551802A (en) *	1968-02-08	1970-12-29	Leeds & Northrup Co	Electrolytic conductivity cell employing a tube and a barrier member
US3539919A (en) *	1968-04-25	1970-11-10	Coulter Electronics	Method for making glass aperture tube and product produced thereby

1971
- 1971-03-26 US US00128332A patent/US3714565A/en not_active Expired - Lifetime
1972
- 1972-03-20 ZA ZA721897A patent/ZA721897B/en unknown
- 1972-03-20 NL NL7203716A patent/NL7203716A/xx unknown
- 1972-03-20 IT IT49112/72A patent/IT952314B/en active
- 1972-03-20 CH CH412772A patent/CH584897A5/xx not_active IP Right Cessation
- 1972-03-20 AU AU40183/72A patent/AU454030B2/en not_active Expired
- 1972-03-20 CA CA137,548A patent/CA943190A/en not_active Expired
- 1972-03-20 JP JP2800772A patent/JPS5331389B1/ja active Pending
- 1972-03-20 FR FR727209701A patent/FR2130473B1/fr not_active Expired
- 1972-03-20 SE SE7203539A patent/SE380349B/en unknown
- 1972-03-20 IL IL39027A patent/IL39027A/en unknown
- 1972-03-20 GB GB1297372A patent/GB1323271A/en not_active Expired

Also Published As

Publication number	Publication date
NL7203716A (en)	1972-09-28
AU454030B2 (en)	1974-09-25
SE380349B (en)	1975-11-03
GB1323271A (en)	1973-07-11
US3714565A (en)	1973-01-30
IL39027A (en)	1974-06-30
CH584897A5 (en)	1977-02-15
AU4018372A (en)	1973-09-27
DE2213524A1 (en)	1972-10-05
IL39027A0 (en)	1972-05-30
JPS5331389B1 (en)	1978-09-02
CA943190A (en)	1974-03-05
FR2130473A1 (en)	1972-11-03
ZA721897B (en)	1973-11-28
DE2213524B2 (en)	1976-07-15
IT952314B (en)	1973-07-20

Legal Events

Date	Code	Title	Description
1982-01-22	ST	Notification of lapse

Publication	Publication Date	Title
ATA136472A (en)	1973-12-15
AR196074A1 (en)	1973-11-30
AU2658571A (en)	1972-09-21
AU2691671A (en)	1972-09-28
AU2485671A (en)	1972-08-03
AU3005371A (en)	1972-12-21
AU2894671A (en)	1972-11-23
AU2742671A (en)	1972-10-12
AU2952271A (en)	1972-12-07
AU2684071A (en)	1972-09-28
AU2564071A (en)	1972-08-24
AU2684171A (en)	1971-07-15
AU2885171A (en)	1972-11-16
AU2473671A (en)	1972-08-03
AU2455871A (en)	1972-07-27
AU3025871A (en)	1973-01-04
AU2503871A (en)	1972-08-10
AU2415871A (en)	1972-07-13
AU2577671A (en)	1972-08-24
AU2588771A (en)	1972-08-31
AU2654071A (en)	1972-09-21
AU2963771A (en)	1972-12-07
AU2669471A (en)	1972-09-21
AU2938071A (en)	1972-11-30
AU2399971A (en)	1972-07-06