Issued Patents All Time
Showing 1–25 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6202651 | Smoking articles | Philip John Kinnard | 2001-03-20 |
| 5983901 | Smoking articles | Philip John Kinnard | 1999-11-16 |
| 5722432 | Smoking articles | Philip John Kinnard | 1998-03-03 |
| 5523036 | Methods of making tobacco smoke filter elements | William J. Stone | 1996-06-04 |
| 5433224 | Smoking articles | Philip John Kinnard | 1995-07-18 |
| 5259404 | Smoking articles | Paul D. Case | 1993-11-09 |
| 5107865 | Smoking articles | Paul D. Case | 1992-04-28 |
| 5072744 | Relating to the making of smoking articles | Paul D. Case, Stephen R. Hemsley | 1991-12-17 |
| 4977908 | Tobacco reconstitution | — | 1990-12-18 |
| 4911184 | Smoking articles | Paul D. Case | 1990-03-27 |
| 4823817 | Tobacco reconstitution | — | 1989-04-25 |
| 4754766 | Tobacco smoke filters | James W. P. Phelpstead | 1988-07-05 |
| 4727888 | Smoking articles | — | 1988-03-01 |
| RE32615 | Cigarettes | — | 1988-03-01 |
| 4724848 | Smoking article filters | — | 1988-02-16 |
| 4723561 | Smoking articles | — | 1988-02-09 |
| 4718436 | Smoking articles | — | 1988-01-12 |
| 4718437 | Smoking articles | — | 1988-01-12 |
| 4718435 | Smoking articles | — | 1988-01-12 |
| 4714083 | Making of multi-element smoking article rod | — | 1987-12-22 |
| 4677996 | Smoking article mouthpieces | — | 1987-07-07 |
| 4651756 | Smoking articles | John F. McCreadie | 1987-03-24 |
| 4637410 | Cigarettes | — | 1987-01-20 |
| 4601686 | Production of tobacco-smoke filters | David E. Sugars | 1986-07-22 |
| 4583558 | Marking of smoking article wrappings | — | 1986-04-22 |