| 9949505 | Smoking article mouthpiece with cooling agent inclusion complex | Mar 15, 13 | Apr 24, 18 | Philip Morris Products SA |
| 9861124 | Alexipharmic cigarette filter material and their preparation | Jul 06, 09 | Jan 09, 18 | Not available |
| 9848636 | Filter components, filters, smoking articles, and related methods, all for the controlled delivery of aerosols | Sep 05, 14 | Dec 26, 17 | Lorillard Tobacco Company |
| 9833017 | Mixed fiber sliver for use in the manufacture of cigarette filter elements | Oct 27, 15 | Dec 05, 17 | R.J. REYNOLDS TOBACCO COMPANY |
| 9826777 | Filter and tobacco using technology for reducing smell of tobacco smoke on hands | Aug 29, 12 | Nov 28, 17 | KT&G CORPORATION |
| 9820506 | Smoking article mouthpiece including aerogel | Mar 15, 13 | Nov 21, 17 | PHILIP MORRIS PRODUCTS S.A. |
| 9770053 | Degradable filter element | Mar 06, 13 | Sep 26, 17 | R.J. REYNOLDS TOBACCO COMPANY |
| 9730470 | Filter for a smoking article | May 11, 12 | Aug 15, 17 | BRITISH AMERICAN TOBACCO (INVESTMENTS) LIMITED |
| 9717271 | Filter segment comprising an acetate salt and glycerine | Oct 21, 13 | Aug 01, 17 | PHILIP MORRIS PRODUCTS S.A. |
| 9675105 | Menthol-sorbed activated charcoal, cigarette filter, and filter-tipped cigarette | Mar 29, 16 | Jun 13, 17 | JAPAN TOBACCO INC. |
| 9585422 | Hollow/porous fibers and applications thereof | Apr 16, 13 | Mar 07, 17 | Philip Morris USA Inc. |
| 9554594 | Filtered cigarette incorporating an adsorbent material | Oct 24, 11 | Jan 31, 17 | R.J. REYNOLDS TOBACCO COMPANY |
| 9521865 | Menthol cigarette | Jun 17, 15 | Dec 20, 16 | Philip Morris USA Inc. |
| 9486011 | Cigarette mainstream smoke component adsorbent and cigarette filter | Apr 09, 14 | Nov 08, 16 | JAPAN TOBACCO INC. |
| 9386802 | Composite particle, cigarette filter and process for producing the same, and cigarette | Nov 01, 11 | Jul 12, 16 | DAICEL CORPORATION |
| 9386803 | Tobacco smoke filter for smoking device with porous mass of active particulate | Dec 30, 10 | Jul 12, 16 | ACETATE INTERNATIONAL LLC |
| 9339060 | Smoking device incorporating a breakable capsule, breakable capsule and process for manufacturing said capsule | Oct 21, 13 | May 17, 16 | V. MANE FILS |
| 9307788 | Filtered cigarette possessing tipping material | Aug 03, 10 | Apr 12, 16 | R.J. REYNOLDS TOBACCO COMPANY |
| 9289012 | Plasticizer composition for degradable polyester filter tow | Jan 28, 14 | Mar 22, 16 | R.J. REYNOLDS TOBACCO COMPANY |
| 9289013 | Cigarette filter | Jul 26, 12 | Mar 22, 16 | DAICEL CORPORATION |