Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6706215 | Coating compositions stabilized against damage by light, heat and oxygen | Andreas Valet, Jean-Luc Birbaum, Norbert Wüms | 2004-03-16 |
| 6455442 | Process for the preparation of UV protective coatings by plasma-enhanced deposition | Michael Bauer, Werner Kaufmann | 2002-09-24 |
| 6284821 | Hydroxyphenyltriazines | Dietmar Huglin, Vien Van Toan, Helmut Luther, Christophe Bulliard | 2001-09-04 |
| 6184375 | Hydroxyphenyl triazines | Dietmar Huglin, Vien Van Toan, Helmut Luther, Christophe Bulliard | 2001-02-06 |
| 5869588 | Polymeric compounds derived from 2-hydroxy-phenyl-s-triazines substituted with ethylenically unsaturated moieties | Vien Van Toan, David G. Leppard, Norbert Wurms, Pascal Hayoz | 1999-02-09 |
| 5804622 | Monomeric N-piperidinylmelamines as stabilizers for chlorine-containing polymers | Horst Zinke, Wolfgang Wehner, Karl-Josef Kuhn, Valerio Borzatta | 1998-09-08 |
| 5753729 | Coating compositions stabilized against damage by light, heat, and oxygen | Andreas Valet, Jean-Luc Birbaum, Norbert Wurms | 1998-05-19 |
| 5672704 | 2-Hydroxyphenyl-s-Triazines substituted with ethylenically unsaturated moieties | Vien Van Toan, David G. Leppard, Norbert Wurms, Pascal Hayoz | 1997-09-30 |
| 5668200 | Stabilizer combination | Andreas Valet, Pascal Hayoz | 1997-09-16 |
| 5597854 | Latent light stabilizers | Jean-Luc Birbaum, Vien Van Toan, Andreas Valet, Norbert W urms | 1997-01-28 |
| 5538840 | Photographic recording material containing a UV absorber | Vien Van Toan, David G. Leppard, Norbert Wurms, Pascal Hayoz | 1996-07-23 |
| 5288777 | Process for the preparation of stabilized styrene copolymers containing elastomer particles | Bernard Gilg, Werner Stauffer, Margot Clauss | 1994-02-22 |
| 5194465 | Stabilized styrene copolymers containing elastomer particles modified with a hindered amine | Bernard Gilg, Werner Stauffer, Margot Clauss | 1993-03-16 |
| 5135986 | Stabilized styrene copolymers containing elastomer particles | Rolf Mulhaupt, Bernard Gilg, Mario Slongo | 1992-08-04 |
| 5059689 | Tetramethylpiperidino-s-triazines | Jean Rody, Mario Slongo | 1991-10-22 |
| 4942238 | Unsaturated derivatives of 2,2,6,6-tetramethylpiperidine | Mario Slongo | 1990-07-17 |