Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5112912 | Process for modifying acrylate copolymers | — | 1992-05-12 |
| 4528374 | Polyalkylpiperidines | — | 1985-07-09 |
| 4360675 | Homopolymers and copolymers of vinyl ethers of polyalkylpiperidinols and their use as stabilizers for plastics | — | 1982-11-23 |
| 4344877 | Bicyclo 4-acyloxypiperidine light stabilizers | Friedrich Karrer | 1982-08-17 |
| 4315859 | 1,3,5-Triazines containing at least one piperidine radical | — | 1982-02-16 |
| 4311820 | Homopolymers and copolymers of vinyl ethers of polyalkylpiperidinols and their use as stabilizers for plastics | — | 1982-01-19 |
| 4263505 | Polyalkylpiperidine-spirooxazolones and their use as light stabilizers | Mario Slongo | 1981-04-21 |
| 4234707 | Polymeric light stabilizers for plastics | Jean Rody | 1980-11-18 |