Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4929719 | Fiber-reactive dyes containing an aniline radical which carries two different vinylsulfonyl moieties | Athanassios Tzikas, Peter Aeschlimann | 1990-05-29 |
| 4841028 | Reactive dyes comprising a reactive radical bonded to the chromophor by a urea bridge member | Peter Aeschlimann | 1989-06-20 |
| 4801406 | Dicyanobenzanthrone compounds | — | 1989-01-31 |
| 4754024 | Fibre-reactive azo dyes containing vinylsulfonyl or analogous groups | — | 1988-06-28 |
| 4734490 | Water soluble phthalimide-azo-aniline dyes and mixtures thereof | Christian Zickendraht | 1988-03-29 |
| 4585460 | Reactive dyes, process for their preparation and use thereof: bis-vinyl or substituted ethyl sulphenyl azo reactive dyes for textiles | Jurgen Markert, Peter Aeschlimann | 1986-04-29 |
| 4582897 | Azo dyes | Dieter Mausezahl, Rudolf Hurter | 1986-04-15 |
| 4562249 | Bis(4-((chloro substituted phenyl)azo)anilino methylenes | Rudolf Hurter | 1985-12-31 |
| 4467088 | s-Triazines | — | 1984-08-21 |
| 4448719 | Trifluoromethyl-substituted monoazo disperse dyes | — | 1984-05-15 |
| 4447358 | Monoazo compounds | Peter Furrer | 1984-05-08 |
| 4311565 | Electrochemical process for the production of benzanthrone | Jacques Bersier, Horst Jager | 1982-01-19 |
| 4304725 | Process for producing disperse dyes | — | 1981-12-08 |
| 4260770 | Naphtholactam dyes | Christian Zickendraht | 1981-04-07 |
| 4259236 | Azo compounds, containing a 1,2,4-thiadiazole moiety | Stefan Koller, Rudolf Zink | 1981-03-31 |
| 4256896 | Naphtholactam dyestuffs | Christian Zickendraht | 1981-03-17 |
| 4246422 | Naphtholactam dyestuffs | Christian Zickendraht | 1981-01-20 |
| 4246410 | Naphtholactam dyestuffs | Christian Zickendraht | 1981-01-20 |
| 4236007 | Naphtholactam dyestuffs | Christian Zickendraht | 1980-11-25 |
| 4221911 | Naphtholactam dyestuffs | — | 1980-09-09 |
| 4210757 | Novel naphthoylene-perinones disperse dyestuffs | Siegfried Dengler, Peter Loew, Christian Zickendraht | 1980-07-01 |