Cigarette Components Limited
7Patents
0Active
7Granted
25Portfolio score
Filing activity: Mar 31, 1986 → Feb 18, 1997
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5662126A | Smoke filter containing particulate smoke modifying additive | Human Necessities | 18 | Expired |
| US4807647A | Ventilated cigarette filter | Human Necessities | 17 | Expired |
| US6080457A | Particulate sorbent smoke filter | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5787902A | Concentric core filter | Human Necessities | 8 | Expired |
| US4904308A | Adjustable smoker's mouthpiece | Human Necessities | 5 | Expired |
| US4774972A | Ventilated tobacco smoke filter | Human Necessities | 5 | Expired |
| US6302114A | Tobacco smoke filter | Human Necessities | 3 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.