Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10342254 | Impermeable bead in hollow cigarette filter tube | Clement Besso | 2019-07-09 |
| 10327469 | Smoking article with flow restrictor adapted to promote filter degradation | Stefanos Papakyrillou | 2019-06-25 |
| 10292421 | Smoking article filter including degradable filter component | — | 2019-05-21 |
| 10231482 | Smoking article with reduced mouth end staining | Dorothy Tritz, Charles Kuersteiner, Alen Kadiric | 2019-03-19 |