Issued Patents All Time
Showing 51–75 of 94 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5332816 | Piperazine-piperidine compounds for use as stabilizers for organic materials | Graziano Vignali | 1994-07-26 |
| 5324834 | Piperidine-triazine co-oligomers for use as stabilizers for organic materials | Primo Carrozza | 1994-06-28 |
| 5321066 | Piperdine compounds containing silane groups for use as stabilizers for organic materials | Primo Carrozza | 1994-06-14 |
| 5310767 | Tetramethylpiperidine compounds for use as stabilizers for organic materials | Graziano Vignali | 1994-05-10 |
| 5256787 | Tri-piperdine compounds as stabilizers for organic materials | Roberto Scrima, Graziano Vignali | 1993-10-26 |
| 5219905 | Piperidine compounds containing silane groups for use as stabilisers for organic materials | Primo Carrozza | 1993-06-15 |
| 5202441 | Polymer stabilizers containing both hindered amine and hydroxylamine moieties | Joseph Suhadolnik, Ramanathan Ravichandran, Graziano Vignali | 1993-04-13 |
| 5198546 | Piperidine-triazine compounds for use as stabilizers for organic materials | Giuseppe Cantatore | 1993-03-30 |
| 5196465 | Polymeric thermoplastic materials, comprising 1,2,4-triazolidine-3,5-dione derivatives as stabilizers | Roberto Scrima, Graziano Zagnoni | 1993-03-23 |
| 5194466 | Piperidine-triazine compounds for use as stabilizers for organic materials | Franca Masina | 1993-03-16 |
| 5187275 | Piperidine-triazine compounds | Roberto Scrima, Graziano Vignali | 1993-02-16 |
| 5171855 | Piperidine-triazine compounds for use as stabilizers for organic materials | Franca Masina | 1992-12-15 |
| 5134233 | Piperidine-triazine compounds containing silane groups | Giuseppe Cantatore, Graziano Vignali | 1992-07-28 |
| 5130429 | Process for the methylation of triazine compounds containing 2,2,6,6-tetramethylpiperidine groups | Piero Piccinelli, Ivan Orban, Martin Holer | 1992-07-14 |
| 5116893 | Piperidylaminotriazine derivatives and their use as stabilizers | Giuseppe Cantatore, Franca Masina | 1992-05-26 |
| 5102928 | Piperidine-triazine compounds for use as stabilizers for organic materials | — | 1992-04-07 |
| 5091450 | Piperidine-triazine compounds containing tetrahydrofuran or tetrahydropyran groups, for use as stabilizers for organic materials | Graziano Vignali | 1992-02-25 |
| 5039799 | Piperidine-triazine compounds | Guiseppe Cantarore, Franca Masina | 1991-08-13 |
| 5039722 | Piperidine-triazine compounds for use as stabilizers for organic materials | Giuseppe Cantatore | 1991-08-13 |
| 5030729 | Piperidine compounds and their use as stabilizers | Giuseppe Cantatore | 1991-07-09 |
| 5026749 | Piperidine compounds for use as light stabilizers, heat stabilizers and oxidation stabilizers for organic material | Giuseppe Cantatore, Franca Masina | 1991-06-25 |
| 4999392 | Novel piperidine compounds | Giuseppe Cantatore | 1991-03-12 |
| 4997938 | Piperidylaminotriazine derivatives and their use as stabilizers | Giuseppe Cantatore, Franca Masina | 1991-03-05 |
| 4992493 | Piperidine-triazine compounds for use as stabilizers for organic materials | Giuseppe Cantatore, Franca Masina | 1991-02-12 |
| 4987228 | Polytriazine compounds containing recurring piperidylamidinotriazine structural units and their use as stabilizers for organic materials | Giuseppe Cantatore | 1991-01-22 |