Issued Patents All Time
Showing 1–25 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5880282 | Triphendioxazine reactive dyestuff | Stefan Ehrenberg | 1999-03-09 |
| 5780621 | Aluminum phthalocyanine reactive dyes | Karl-Josef Herd, Willi Brust | 1998-07-14 |
| 5709717 | Phthalocyanine reactive dyestuff mixture | Wolfram Reddig, Karl-Josef Herd | 1998-01-20 |
| 5686642 | Compounds useful for the preparation of bi-and polyfunctional reactive dyestuffs | Konrad Bootz, Manfred Hoppe, Eckhard Bock, Wolfram Reddig, Thomas Eizenhofer +1 more | 1997-11-11 |
| 5675040 | Process for the preparation of sulphones | Udo-Winfried Hendricks, Karl-Josef Herd, Klaus Kunde | 1997-10-07 |
| 5663442 | Process for the preparation of sulphones | Udo-Winfried Hendricks, Karl-Josef Herd, Klaus Kunde | 1997-09-02 |
| 5597902 | Bi -and polyfunctional reactive dyestuffs, their prepartion and their use | Konrad Bootz, Manfred Hoppe, Eckhard Bock, Wolfram Reddig, Thomas Eizenh ofer +1 more | 1997-01-28 |
| 5460631 | Bifunctional reactive dyestuff mixture | Manfred Hoppe, Karl-Josef Herd, Konrad Bootz, Stefan Ehrenberg, Thomas Eizenhofer +4 more | 1995-10-24 |
| 5428141 | Azo dyestuffs containing fluorotriazinyl and vinylsulfonylmethyl-type reactive groups | Karl-Josef Herd, Thomas Eizenhofer, Manfred Hoppe, Wolfram Reddig | 1995-06-27 |
| 5420256 | 2-amino-4-phenylamino-1,3,5-triazinyl reactive dyestuffs, process for their preparation and their use dye cellulose or polyamides | Thomas Eizenhofer, Karl-Josef Herd | 1995-05-30 |
| 5412078 | Reactive pyridone-containing dyestuffs, their preparation and their use | Thomas Eizenhofer, Karl-Josef Herd | 1995-05-02 |
| 5405947 | Triazine ring-containing reactive dyestuffs, their preparation and use | Manfred Hoppe, Eckhard Bock, Wolfram Reddig, Thomas Eizenhofer, Karl-Josef Herd | 1995-04-11 |
| 5340928 | Reactive dyestuff containing triazinyl and halopyrimidine moieties | Manfred Hoppe, Karl-Josef Herd, Thomas Eizenhofer, Hermann Henk, Klaus Kunde +1 more | 1994-08-23 |
| 5339124 | Underwater pressure protection switch | — | 1994-08-16 |
| 5256774 | Bifunctional reactive dyestuffs containing the 2-(N-substituted amino)-4-(N-phenylamino)-1,3,5-trlazinyl moiety | Thomas Eizenhofer | 1993-10-26 |
| 5194612 | Reactive dyestuffs | Frank-Michael Stohr, Karl H. Schundehutte | 1993-03-16 |
| 5138054 | Reactive dyestuffs | — | 1992-08-11 |
| 5126481 | .beta.-phenoxyethylamines and their use for the preparation of dyestuffs | Karl-Josef Herd | 1992-06-30 |
| D325470 | Shoulder strap | — | 1992-04-21 |
| 5041629 | Beta-phenoxyethylamines and their use for the preparation of dyestuffs | Karl-Josef Herd | 1991-08-20 |
| 4990615 | Triphendioxazine and triphendithiazine direct dyestuffs | Hermann Henk, Peter Wild | 1991-02-05 |
| 4874857 | Aminoalkoxytriphendioxazine dyestuffs useful for dyeing and printing hydroxyl- and amino-containing materials | — | 1989-10-17 |
| 4845213 | Process for preparing triphendioxazine compounds | Josef-Walter Stawitz | 1989-07-04 |
| 4837320 | One-amine-2-sulpho-4-[(4-halo-6-amino triazinyl-2)aminocyclohexylamino]anthraquinone reactive dyestuffs | Klaus Wunderlich, Klaus von Oertzen | 1989-06-06 |
| 4806640 | Triphendioxazine reactive dyestuffs | Klaus Wunderlich | 1989-02-21 |