CA3135683C - Article a fumer - Google Patents

Article a fumer

Info

Publication number
CA3135683C
CA3135683C CA3135683A CA3135683A CA3135683C CA 3135683 C CA3135683 C CA 3135683C CA 3135683 A CA3135683 A CA 3135683A CA 3135683 A CA3135683 A CA 3135683A CA 3135683 C CA3135683 C CA 3135683C
Authority
CA
Canada
Prior art keywords
smoking article
paper wrapper
article according
filter
paper
Prior art date
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.)
Active
Application number
CA3135683A
Other languages
English (en)
Other versions
CA3135683A1 (fr
Inventor
Umesh DUBEY
Ianto DAVIES
Peter James Branton
Original Assignee
British American Tobacco Investments Ltd
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
Priority claimed from GBGB1904890.9A external-priority patent/GB201904890D0/en
Application filed by British American Tobacco Investments Ltd filed Critical British American Tobacco Investments Ltd
Publication of CA3135683A1 publication Critical patent/CA3135683A1/fr
Application granted granted Critical
Publication of CA3135683C publication Critical patent/CA3135683C/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

L'invention concerne un article à fumer dans lequel l'article à fumer comprend un matériau de tabac enveloppé dans une enveloppe de papier pour former une tige de tabac, et l'enveloppe de papier ayant une diffusivité comprise entre environ 0,1 cm/s et 0,5 cm/s et une perméabilité inférieure à environ 15 CU, et un procédé de fabrication de l'article à fumer.
CA3135683A 2019-04-05 2020-03-24 Article a fumer Active CA3135683C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1904890.9 2019-04-05
GBGB1904890.9A GB201904890D0 (en) 2019-04-05 2019-04-05 Smoking article
PCT/GB2020/050782 WO2020201716A1 (fr) 2019-04-05 2020-03-24 Article à fumer

Publications (2)

Publication Number Publication Date
CA3135683A1 CA3135683A1 (fr) 2020-10-08
CA3135683C true CA3135683C (fr) 2025-09-23

Family

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