FI851138L - Cigarrettfilter. - Google Patents

Cigarrettfilter.

Info

Publication number: FI851138L
Authority: FI; Finland
Prior art keywords: cigarrettfilter
Prior art date: 1981-03-19

Application number

FI851138A

Other languages

English (en)

Other versions

FI69955C (fi

FI69955B (fi

FI851138A0 (fi

Inventor

Martin L Reynolds

Robert R Johnson

Original Assignee

Brown & Williamson Tobacco

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.)

1981-03-19

Filing date

1985-03-21

Publication date

1985-03-21

1981-03-19 Priority claimed from US06/245,428 external-priority patent/US4387728A/en

1985-03-21 Application filed by Brown & Williamson Tobacco filed Critical Brown & Williamson Tobacco

1985-03-21 Publication of FI851138L publication Critical patent/FI851138L/fi

1985-03-21 Publication of FI851138A0 publication Critical patent/FI851138A0/fi

1986-01-31 Application granted granted Critical

1986-01-31 Publication of FI69955B publication Critical patent/FI69955B/fi

1986-09-12 Publication of FI69955C publication Critical patent/FI69955C/fi

Links

FI851138A 1981-03-19 1985-03-21 Cigarrettfilter FI69955C (fi)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
US24542881		1981-03-19
US06/245,428 US4387728A (en)	1981-03-19	1981-03-19	Cigarette filter
FI820514		1982-02-16
FI820514A FI820514L (fi)	1981-03-19	1982-02-16	Cigarettfilter

Publications (4)

Publication Number	Publication Date
FI851138L true FI851138L (fi)	1985-03-21
FI851138A0 FI851138A0 (fi)	1985-03-21
FI69955B FI69955B (fi)	1986-01-31
FI69955C FI69955C (fi)	1986-09-12

Family

ID=26157309

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI851138A FI69955C (fi)	1981-03-19	1985-03-21	Cigarrettfilter

Country Status (1)

Country	Link
FI (1)	FI69955C (fi)

1985
- 1985-03-21 FI FI851138A patent/FI69955C/fi not_active IP Right Cessation

Also Published As

Publication number	Publication date
FI69955C (fi)	1986-09-12
FI69955B (fi)	1986-01-31
FI851138A0 (fi)	1985-03-21

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Legal Events

Date	Code	Title	Description
2004-08-31	MA	Patent expired	Owner name: BROWN & WILLIAMSON TOBACCO CORPORATION