FI51757C - Tobacco smoke filter. - Google Patents

Tobacco smoke filter.

Info

Publication number: FI51757C
Authority: FI; Finland
Prior art keywords: tobacco smoke; smoke filter; filter; tobacco; smoke
Prior art date: 1968-12-11

Application number

FI345569A

Other languages

Finnish (fi)

Swedish (sv)

Other versions

FI51757B (en

Inventor

Thomas William Charles Tolman

Original Assignee

British American Tobacco Co

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.)

1968-12-11

Filing date

1969-11-28

Publication date

1977-04-12

1969-11-28 Application filed by British American Tobacco Co filed Critical British American Tobacco Co

1976-12-31 Application granted granted Critical

1976-12-31 Publication of FI51757B publication Critical patent/FI51757B/fi

1977-04-12 Publication of FI51757C publication Critical patent/FI51757C/en

Links

Classifications

- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
- A24D3/06—Use of materials for tobacco smoke filters
- A24D3/14—Use of materials for tobacco smoke filters of organic materials as additive

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Cigarettes, Filters, And Manufacturing Of Filters (AREA)
Paper (AREA)

FI345569A 1968-12-11 1969-11-28 Tobacco smoke filter. FI51757C (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB5883168A GB1235880A (en)	1968-12-11	1968-12-11	Improvements relating to tobacco-smoke filters

Publications (2)

Publication Number	Publication Date
FI51757B FI51757B (en)	1976-12-31
FI51757C true FI51757C (en)	1977-04-12

Family

ID=10482508

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI345569A FI51757C (en)	1968-12-11	1969-11-28	Tobacco smoke filter.

Country Status (8)

Country	Link
BE (1)	BE742722A (en)
BR (1)	BR6914913D0 (en)
CH (1)	CH511572A (en)
DE (1)	DE1960040C3 (en)
DK (1)	DK128224B (en)
FI (1)	FI51757C (en)
GB (1)	GB1235880A (en)
NL (1)	NL135250C (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4202356A (en) *	1976-07-08	1980-05-13	University Of Kentucky Research Foundation	Tobacco smoke filter material
US4163452A (en) *	1977-12-01	1979-08-07	British-American Tobacco Company Limited	Tobacco-smoke filters
FI67478C (en) *	1979-11-13	1985-04-10	British American Tobacco Co	FILTER FOER TOBAKSROEK
JP4262279B2 (en) *	2004-07-27	2009-05-13	日本たばこ産業株式会社	Cigarette filter and cigarette equipped with the same
EP2405530A4 (en) *	2009-03-06	2013-03-06	Nec Corp	Photoelectric conversion element and method for manufacturing the same, optical sensor and solar battery
US20120001163A1 (en) *	2009-03-06	2012-01-05	Nec Corporation	Photoelectric conversion element, manufacturing method thereof, optical sensor, and solar cell

1968
- 1968-12-11 GB GB5883168A patent/GB1235880A/en not_active Expired
1969
- 1969-11-28 FI FI345569A patent/FI51757C/en active
- 1969-11-29 DE DE19691960040 patent/DE1960040C3/en not_active Expired
- 1969-12-04 NL NL6918271A patent/NL135250C/xx active
- 1969-12-05 BE BE742722D patent/BE742722A/xx not_active IP Right Cessation
- 1969-12-08 DK DK647369A patent/DK128224B/en not_active IP Right Cessation
- 1969-12-09 BR BR21491369A patent/BR6914913D0/en unknown
- 1969-12-11 CH CH1845369A patent/CH511572A/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
NL6918271A (en)	1970-06-15
BE742722A (en)	1970-05-14
DE1960040B2 (en)	1973-07-19
GB1235880A (en)	1971-06-16
DE1960040C3 (en)	1974-11-14
FI51757B (en)	1976-12-31
DE1960040A1 (en)	1970-10-15
DK128224B (en)	1974-03-25
BR6914913D0 (en)	1973-05-31
CH511572A (en)	1971-08-31
NL135250C (en)	1972-05-15

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