Issued Patents All Time
Showing 26–45 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4263202 | Novel metal complexes | Samuel Evans, Paul Moser | 1981-04-21 |
| 4260689 | Polymeric light stabilizers for plastics | Jean Rody | 1981-04-07 |
| 4260691 | Polymeric light stabilizers for plastics | Jean Rody | 1981-04-07 |
| 4259492 | Dioxaphosphepines | — | 1981-03-31 |
| 4250268 | Polysilylesters having a polyalkylpiperidine as part of the polymer useful as light stabilizers for plastics | Jean Rody | 1981-02-10 |
| 4247694 | Complexes of metal salts of hydroxybenzoic acids and piperidines | — | 1981-01-27 |
| 4238613 | Polyalkylpiperidine derivatives | Friedrich Karrer | 1980-12-09 |
| 4234723 | Nickel stabilizers for synthetic polymers | Jean Rody, Paul Moser, Helmut Muller | 1980-11-18 |
| 4234699 | Polymeric light stabilizers for plastics | Jean Rody | 1980-11-18 |
| 4234700 | Polymeric light stabilizers for plastics | Jean Rody | 1980-11-18 |
| 4233412 | Polymeric light stabilizers for plastics | Jean Rody | 1980-11-11 |
| 4233410 | Polymeric light stabilizers for plastics | Jean Rody | 1980-11-11 |
| 4232131 | Polymeric light stabilizers for plastics | Jean Rody | 1980-11-04 |
| 4226999 | Piperidyl esters of phenolalkylene carboxylic acids | Roger F. Malherbe | 1980-10-07 |
| 4221701 | Stabilized synthetic polymers | Jean Rody | 1980-09-09 |
| 4208525 | Reduction of 4-oxo-tetraalkylpiperidines | Peter Baumeister | 1980-06-17 |
| 4198334 | Substituted malonic acid derivatives and their use as stabilizers | — | 1980-04-15 |
| 4186267 | Nickel stabilizers for synthetic polymers | Jean Rody, Paul Moser, Helmut Muller | 1980-01-29 |
| 4185006 | Cyclic phosphonite stabilizers | John D. Spivack | 1980-01-22 |
| 4185007 | Barbituric acid derivatives containing a phenolic moiety and/or a hindered amine moiety | Friedrich Karrer | 1980-01-22 |