Issued Patents 1982
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |