Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4680033 | Process for producing white and colored resists on polyamide fiber materials using reactive dye in free vinyl sulphone form | Bernd Durl, Johannes Bos, Peter Raffel, Kurt Brozat | 1987-07-14 |
| 4584124 | Stable thickener dispersions which act as carriers | — | 1986-04-22 |
| 4523922 | Thickener mixtures, process for the manufacturing of transfer printing paper sheets using these mixtures, and paper sheets so obtained | Ulrich Karsunky, Helmut Schmidt | 1985-06-18 |
| 4504272 | Shading process using poly-functional reactive and non-reactive dyestuffs bonded in fixing | — | 1985-03-12 |
| 4454279 | Thickener mixture for the manufacture of aqueous printing inks for gravure printing heat sublimable disperse dyestuffs | Ulrich Karsunky, Helmut Schmidt | 1984-06-12 |
| 4279615 | Process and agent for the coloring of textiles of polyester fibers | — | 1981-07-21 |
| 4209333 | Polyglycol esters, process for their preparation and their use as surface-active agents | Ulrich Cuntze | 1980-06-24 |