Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5298032 | Process for dyeing cellulosic textile material with disperse dyes | Wolfgang Schlenker, Dieter Werthemann, Angelo D. Casa | 1994-03-29 |
| 5199956 | Process for dyeing hydrophobic textile material with disperse dyes from super-critical carbon dioxide | Wolfgang Schlenker, Dieter Werthemann, Angelo D. Casa | 1993-04-06 |
| 5116958 | Disperse dyes which are convertible into a thermomigration fast form | Martin Trottmann | 1992-05-26 |
| 5055567 | Disperse dyes which are convertible into a thermo-migration fast form | Karl Emmenegger, Martin Trottmann | 1991-10-08 |
| 5037967 | N-phenoxyalkylene anilines as coupling components | Angelo D. Casa, Max Dempfle | 1991-08-06 |
| 4992558 | Disperse dyes containing a tricyanovinyl grouping bonded to a N,N-disubstituted aniline | Antoine Clement | 1991-02-12 |
| 4914190 | Tricyanovinyl-N,N-disubstituted anilines as disperse dyes | Angelo Della Casa | 1990-04-03 |
| 4910299 | Disperse azo dyes containing N-phenoxyalkyleneanilines as coupling components | Angelo D. Casa, Max Dempfle | 1990-03-20 |
| 4704452 | Azo dyes containing aralkyl-nitrophenyl diazo components | — | 1987-11-03 |
| 4453944 | Dye stable to dyeing, processes for producing it, and its use for dyeing and printing synthetic and semi-synthetic fibre materials | Antoine Clement, Peter Eugster, Kurt Meyer | 1984-06-12 |
| 4395546 | N-Methylolcarboxamide compounds | Jeroslav Haase, Hans Wegmuller, Rudolf F. Wurster, Quentin Bowes | 1983-07-26 |
| 4306080 | Process for the purification of industrial effluents | Jaroslav Haase, Hans Wegmuller, Rudolf F. Wurster, Quentin Bowes | 1981-12-15 |