Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE32473 | Flame-retardant polymer compositions containing metal salts | — | 1987-08-11 |
| 4551527 | Salts of 5,5-bis-(bromomethyl)-2-hydroxy-2-oxo-1,3,2-dioxaphosphorinane and process for preparing same | Yuval Halpern | 1985-11-05 |
| 4491644 | Flame-retardant polymer compositions | Yuval Halpern | 1985-01-01 |
| 4480093 | Amines salts of phosphoric acid | Yuval Halpern | 1984-10-30 |
| 4478998 | Process for preparing amine salts of phosphoric acids | Yuval Halpern, Ron H. Niswander | 1984-10-23 |
| 4365033 | Flame-retardant polymer compositions containing metal or amine salts | Yuval Halpern | 1982-12-21 |