Patent assignee · CA · COMPANY

Rothmans, Benson & Hedges, Inc.

41Patents
2Active
41Granted
36Portfolio score

Filing activity: May 4, 1988 → Aug 24, 2012 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5938018A Cigarette or tobacco package with re-usable aroma releasant for multiple package openings Emerging Cross-Sectional Technologies 114 Expired
US6371127B1 Cigarette sidestream smoke and free-burn rate control device Human Necessities 71 Expired
US5487468A Cigarette package design Emerging Cross-Sectional Technologies 53 Expired
US7624739B2 Tubular cigarette device comprising cerium oxide Human Necessities 50 Expired
US6799578B2 Low sidestream smoke cigarette with combustible paper Human Necessities 43 Expired
US6286516A Cigarette sidestream smoke treatment material Human Necessities 41 Expired
US5794771A Package for components of hand made cigarettes Emerging Cross-Sectional Technologies 38 Expired
USD412373S Fine cut tobacco canister General 31 Expired
US6748955B2 Cigarette sidestream smoke and free-burn rate control device Human Necessities 30 Expired
US5190061A Cigarette smoke filter Human Necessities 28 Expired
USD427369S Two-pack cigarette package General 27 Expired
US6223895A Two-pack kit for packaging make-your-own cigarettes Performing Operations; Transporting 24 Expired
US5462073A Cigarette having wrapper made by extraction and paper-making process Human Necessities 19 Expired
US6810884B2 Low sidestream smoke cigarette with non-combustible treatment material Human Necessities 17 Expired
US6908874B2 Process for making metal oxide-coated microporous materials Performing Operations; Transporting 17 Expired
US5957278A Container for filter tipped cigarette tubes used in hand made cigarettes Performing Operations; Transporting 16 Expired
US5524647A Control of cigarette smoke chemistry Human Necessities 16 Expired
US5303721A Cigarette snipping device Human Necessities 12 Expired
US5699812A Smoking product Human Necessities 10 Expired
US5709228A Cigarette with decreased sidestream smoke Human Necessities 10 Expired
US5105830A Device and method for assembly of cigarettes Human Necessities 10 Expired
US5377826A Cigarette extinguishing storage device Human Necessities 10 Expired
US6722373B2 Cigarette sidestream smoke treatment material Human Necessities 9 Expired
US6904918B2 Low sidestream smoke cigarette with non-combustible treatment material Human Necessities 8 Expired
USD403467S Cigarette tube container General 7 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.