NL7212021A - - Google Patents

Info

Publication number
NL7212021A
NL7212021A NL7212021A NL7212021A NL7212021A NL 7212021 A NL7212021 A NL 7212021A NL 7212021 A NL7212021 A NL 7212021A NL 7212021 A NL7212021 A NL 7212021A NL 7212021 A NL7212021 A NL 7212021A
Authority
NL
Netherlands
Application number
NL7212021A
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 filed Critical
Publication of NL7212021A publication Critical patent/NL7212021A/xx

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
    • A24D3/043—Tobacco smoke filters characterised by their shape or structure with ventilation means, e.g. air dilution
NL7212021A 1971-09-06 1972-09-04 NL7212021A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4150371A GB1371794A (en) 1971-09-06 1971-09-06 Tobacco-smoke filters

Publications (1)

Publication Number Publication Date
NL7212021A true NL7212021A (xx) 1973-03-08

Family

ID=10419994

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7212021A NL7212021A (xx) 1971-09-06 1972-09-04

Country Status (9)

Country Link
AU (1) AU4594172A (xx)
BE (1) BE788366A (xx)
BR (1) BR7206003D0 (xx)
CA (1) CA971066A (xx)
CH (1) CH561516A5 (xx)
DE (1) DE2243349A1 (xx)
GB (1) GB1371794A (xx)
NL (1) NL7212021A (xx)
ZA (1) ZA725729B (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4331166A (en) * 1980-05-02 1982-05-25 Philip Morris, Incorporated Cigarette
CH668533A5 (de) * 1985-08-26 1989-01-13 Baumgartner Papiers Sa Zigarettenfiltereinheit.
DE3624661A1 (de) * 1986-07-22 1988-02-04 Rhodia Ag Ventilierte zigarette
GB8823902D0 (en) * 1988-10-12 1988-11-16 Rothmans Int Tobacco Cigarette filter rod elements & cigarettes incorporating such filter rod elements
DK499289A (da) * 1988-10-12 1990-04-13 Rothmans Int Tobacco Stangelementer til cigaretfiltre og cigaretter udstyret med saadanne stangelementer
CN102008124B (zh) * 2010-12-07 2013-11-06 杨茂亮 节约香烟
BR112023006243A2 (pt) * 2020-10-09 2023-05-09 Philip Morris Products Sa Artigo gerador de aerossol com ventilação

Also Published As

Publication number Publication date
GB1371794A (en) 1974-10-30
DE2243349A1 (de) 1973-03-22
AU4594172A (en) 1974-02-28
ZA725729B (en) 1973-05-30
BE788366A (fr) 1973-01-02
CH561516A5 (xx) 1975-05-15
CA971066A (en) 1975-07-15
BR7206003D0 (pt) 1973-09-13

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Legal Events

Date Code Title Description
BV The patent application has lapsed