BR6913299D0 - IMPROVEMENTS RELATING TO SMOKING ITEMS - Google Patents

IMPROVEMENTS RELATING TO SMOKING ITEMS

Info

Publication number
BR6913299D0
BR6913299D0 BR213299/69A BR21329969A BR6913299D0 BR 6913299 D0 BR6913299 D0 BR 6913299D0 BR 213299/69 A BR213299/69 A BR 213299/69A BR 21329969 A BR21329969 A BR 21329969A BR 6913299 D0 BR6913299 D0 BR 6913299D0
Authority
BR
Brazil
Prior art keywords
improvements relating
smoking items
smoking
items
relating
Prior art date
Application number
BR213299/69A
Other languages
Portuguese (pt)
Inventor
F Haslam
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.)
Filing date
Publication date
Application filed by British American Tobacco Co filed Critical British American Tobacco Co
Publication of BR6913299D0 publication Critical patent/BR6913299D0/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
    • A24D3/04—Tobacco smoke filters characterised by their shape or structure
    • A24D3/041—Tobacco smoke filters characterised by their shape or structure with adjustable means for modifying the degree of filtration of the filter
BR213299/69A 1968-11-27 1969-10-14 IMPROVEMENTS RELATING TO SMOKING ITEMS BR6913299D0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5632568 1968-11-27

Publications (1)

Publication Number Publication Date
BR6913299D0 true BR6913299D0 (en) 1973-02-01

Family

ID=10476341

Family Applications (1)

Application Number Title Priority Date Filing Date
BR213299/69A BR6913299D0 (en) 1968-11-27 1969-10-14 IMPROVEMENTS RELATING TO SMOKING ITEMS

Country Status (6)

Country Link
US (1) US3630210A (en)
BE (1) BE740451A (en)
BR (1) BR6913299D0 (en)
CH (1) CH502075A (en)
GB (1) GB1265966A (en)
NL (1) NL159572B (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4034765A (en) * 1975-10-30 1977-07-12 Liggett & Myers Incorporated Tobacco smoke filter
US4119105A (en) * 1977-01-31 1978-10-10 Olin Corporation Air flow limiting filter
US4517996A (en) * 1983-03-25 1985-05-21 Brown & Williamson Tobacco Corporation Ventilated filter and smoke dispersing mouthpiece
GB8713904D0 (en) * 1987-06-15 1987-07-22 Tabac Fab Reunies Sa Filter for smoking articles
PL2007233T3 (en) 2006-03-28 2020-03-31 Philip Morris Products S.A. Smoking article with a restrictor
US8353298B2 (en) 2006-07-12 2013-01-15 Philip Morris Usa Inc. Smoking article with impaction filter segment
US20080047571A1 (en) * 2006-07-12 2008-02-28 Philip Morris Usa Inc. Smoking article with plate impactor
US8424539B2 (en) 2006-08-08 2013-04-23 Philip Morris Usa Inc. Smoking article with single piece restrictor and chamber
TW200911141A (en) 2007-03-09 2009-03-16 Philip Morris Prod Super recessed filter cigarette restrictor
TW200900014A (en) 2007-03-09 2009-01-01 Philip Morris Prod Smoking article filter with annular restrictor and downstream ventilation
US20090014020A1 (en) * 2007-03-09 2009-01-15 Philip Morris Usa Inc. Smoking article with valve
TW200911138A (en) 2007-03-09 2009-03-16 Philip Morris Prod Smoking articles with restrictor and aerosol former
EP2253231A1 (en) * 2009-05-18 2010-11-24 Philip Morris Products S.A. Smoking article with improved flow restriction element
US8424540B2 (en) 2009-10-09 2013-04-23 Philip Morris Usa Inc. Smoking article with valved restrictor
ZA200907582B (en) * 2009-10-28 2014-10-29 Tobacco Res And Dev Inst (Pty) Ltd Flow control device for a smoking article
US9138016B2 (en) 2010-03-26 2015-09-22 Philip Morris Usa Inc. Smoking articles with significantly reduced gas vapor phase smoking constituents

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1543043A (en) * 1923-03-07 1925-06-23 Allen Edgar Cigarette holder
US2890703A (en) * 1954-09-29 1959-06-16 Harlow B Grow Cigarette construction
US2850021A (en) * 1956-01-16 1958-09-02 Gadget Of The Month Club Inc Pipe adapter
GB1094642A (en) * 1963-04-29 1967-12-13 Gyula Laszlo Torok Improvements in or relating to filters for tobacco smoke
US3348553A (en) * 1965-03-09 1967-10-24 Emkay Inc Smoker's mouthpiece
US3463166A (en) * 1967-08-31 1969-08-26 John M Bennett Smokers' smoke treatment attachment

Also Published As

Publication number Publication date
CH502075A (en) 1971-01-31
GB1265966A (en) 1972-03-08
NL159572B (en) 1979-03-15
US3630210A (en) 1971-12-28
DE1948336B2 (en) 1973-02-15
DE1948336A1 (en) 1970-06-11
NL6917072A (en) 1970-05-29
BE740451A (en) 1970-04-01

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