Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4489738 | Self-extinguishing cigarettes | — | 1984-12-25 |
| 4303084 | Self-extinguishing cigarettes | — | 1981-12-01 |
| 4260688 | Flame-proofing of flexible polyurethane foamed plastics by post-treatment using aqueous ammoniacal combinations of benzenephosphonic acid/melamine salts and polymeric chlorine-containing latex | — | 1981-04-07 |
| 4230131 | Self-extinguishing cigarettes | — | 1980-10-28 |