Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4787912 | Dyeing assistant and use thereof for dyeing or whitening synthetic nitrogen-containing fibre materials | Heinz Abel | 1988-11-29 |
| 4553976 | Process for dyeing or printing polyamide fibres | Bernard C. Teutelink | 1985-11-19 |
| 4537598 | Process for trichromatic dyeing or printing of polyamide | Harry Schaetzer, Dieter Mausezahl | 1985-08-27 |
| 4514187 | Process for dyeing differential-dyeing polyamide fibres | Hans U. Schutz, Thys Bouwknegt | 1985-04-30 |
| 4445905 | Process for trichromatic dyeing or printing of polyamide | Harry Schaetzer, Dieter Mausezahl | 1984-05-01 |
| 4402704 | Process for trichromatic dyeing or printing | Dieter Mausezahl, Harry Schaetzer | 1983-09-06 |
| 4396393 | Dye mixtures and their use | Harry Schaetzer, Dieter Mausezahl | 1983-08-02 |