Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6162841 | Betaketosulphones derivatives suitable to the use as polymerization photoinitiators and photopolymerizable systems containing the same | Paola Giaroni, Giuseppe Li Bassi | 2000-12-19 |
| 4772699 | Derivatives of morpholine containing substituted piperidine groups | Gilberto Nucida | 1988-09-20 |
| 4772708 | Derivatives of alkyl-substituted 4-hydroxy-methyl-piperidine | Gilberto Nucida | 1988-09-20 |
| 4621110 | Alkyl-substituted 4-methyl-piperidine derivatives and use thereof as stabilizers | — | 1986-11-04 |
| 4413075 | Piperidine polymers and use thereof as stabilizers | — | 1983-11-01 |
| 4400513 | 1-Oxa-6-azaspiro[2.5]octanes | — | 1983-08-23 |
| 4373042 | N,N-Di-(hydroxy-phenyl) derivatives of piperazine and use thereof as stabilizers for polymers | Francesco Gratani, Giuseppe Nelli, Osvaldo Cicchetti | 1983-02-08 |
| 4371695 | Stabilizers for polymers and polymers stabilized thereby | Francesco Gratani | 1983-02-01 |
| 4361695 | Polyesters of N,N-di-alkanol-amines with di-(hydroxy-alkyl-benzyl) malonic acids and use thereof as stabilizers for polymers | Giuseppe Nelli, Francesco Gratani | 1982-11-30 |
| 4317767 | Stabilizers for polymers and polymers stabilized thereby | Francesco Gratani | 1982-03-02 |
| 4293466 | Piperidine phosphite stabilizers for polymers and polymers stabilized thereby | Renzo Fontanelli, Francesco Gratani, Giuseppe Nelli | 1981-10-06 |
| 4210576 | Stabilizers for polymers and polymers stabilized thereby | Renzo Fontanelli, Francesco Gratani, Giuseppe Nelli | 1980-07-01 |