Issued Patents All Time
Showing 51–75 of 112 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5649980 | Process for the photochemical and thermal stabilization of undyed and dyed polyester fibre materials | Gerhard Reinert, Manfred Rembold | 1997-07-22 |
| 5650509 | Sterically hindered phenols | Jean-Pierre Bacher, Manfred Rembold | 1997-07-22 |
| 5591850 | o-Hydroxyphenyl-s-triazines | Jean-Luc Birbaum, J urgen Kaschig, Manfred Rembold, Andr e Schmitter, Helmut Luther +2 more | 1997-01-07 |
| 5589529 | Dimeric benzotriazoles as UV absorbers | Jean-Pierre Bacher, Andr e Schmitter | 1996-12-31 |
| 5571444 | Textile treatment | Arthur D. Fisher, Jorg Binz, Sven Strunk | 1996-11-05 |
| 5545836 | Process for the preparation of 1,3,5-triazines | Elek Borsos | 1996-08-13 |
| 5488112 | Dimeric benzotriazoles as UV absorbers | Jean-Pierre Bacher, Andre Schmitter | 1996-01-30 |
| 5478935 | Process for the preparation of hydroxyphenyl-1,3,5-triazines | Jean-Pierre Bacher | 1995-12-26 |
| 5462564 | Inhibition of re-absorption of migrating dyes in the wash liquor | Claude Eckhardt | 1995-10-31 |
| 5457198 | Water-soluble triazine derivatives | Jean-Pierre Bacher, Manfred Rembold | 1995-10-10 |
| 5387683 | Hydroxyphenyl-1,3,5-triazines | Kurt Burdeska, Gerhard Reinert | 1995-02-07 |
| 5298030 | Process for the photochemical and thermal stabilization of undyed and dyed or printed polyester fiber materials | Kurt Burdeska, Gerhard Reinert | 1994-03-29 |
| 5288867 | Process for the preparation of 2-hydroxy-4,6-diaryl-1,3,5-triazines | Jean-Pierre Bacher | 1994-02-22 |
| 5288868 | Process for the preparation of 2-hydroxy-4,6-diaryl-1,3,5-triazine | Jean-Pierre Bacher | 1994-02-22 |
| 5250202 | Phenyalkyl glycidyl ether addition products | Rosemarie Topfl | 1993-10-05 |
| 5230820 | Storage-stable bleaching detergents containing bis-benzofuranyl fluoescent whitening agents | Claude Eckhardt, Jurgen Kaschig, Kurt Weber | 1993-07-27 |
| 5104440 | N-phenylsulfonyl-N'-pyrimidinylureas | Willy Meyer, Konrad Oertle, Rolf Schurter | 1992-04-14 |
| 5097076 | Phenylalkyl glycidyl ether addition products | Rosemarie Topfl | 1992-03-17 |
| 5072016 | Mixtures of fluorescent whitening agents | Leonardo Guglielmetti, Hans R. Meyer, Kurt Weber | 1991-12-10 |
| 5057539 | Moth- and beetle-proofing agents | Alfred J. Neukom, Werner Schmid | 1991-10-15 |
| 5041603 | N-phenylsulfonyl-N'-pyrimidinyl-ureas and N-phenyl-sulfonyl-N'-triazinyl ureas | Willy Meyer, Konrad Oertle, Rolf Schurter | 1991-08-20 |
| 4925595 | Liquid detergent compositions containing disulfonated fluorescent whitening agents: di-styryl-biphenyl or di-styryl-benzene derivatives | Heinz Hefti, Kurt Weber, Claude Eckhardt | 1990-05-15 |
| 4918215 | 4-halogenostilbene derivatives and processes for their preparation | Alwyn Spencer | 1990-04-17 |
| 4891153 | Mixtures of fluorescent whitening agents | Leonardo Guglielmetti, Hans R. Meyer, Kurt Weber | 1990-01-02 |
| 4889655 | Mixtures of fluorescent whitening agents | Heinz Hefti, Klaus Artz, Kurt Weber, Kurt Burdeska | 1989-12-26 |