Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4968783 | Amino-fluoro-S-triazine disazo dyes of the H-acid series | Karl Seitz | 1990-11-06 |
| 4906737 | Azo dye of the pyridone series containing a fluoro-s-triazinyl fibre-reactive group | Herbert Seiler, Ester Hegar-Zimmerman | 1990-03-06 |
| 4906739 | Fibre-reactive azo dyes containing a monofluororotriazine group | Herbert Seiler | 1990-03-06 |
| 4866162 | Fiber-reactive fluoro-triazine containing dyestuff | Herbert Seiler | 1989-09-12 |
| 4556706 | Heavy metal-containing formazane dyes containing a fiber-reactive fluorotriazine group | Herbert Seiler | 1985-12-03 |
| 4507236 | Fibre-reactive dyes, containing both chloro and fluoro triazine radicals | Herbert Seiler | 1985-03-26 |
| 4359418 | Amine salts of azo dyestuffs of the pyridone series | Paul Lienhard | 1982-11-16 |
| 4261889 | Reactive dyestuffs, their manufacture and use | Herbert Seiler | 1981-04-14 |
| 4246670 | Process for improving the color yield and fastness properties of dyeings produced with anionic dyes on cellulose fibre material and cationic fibre-reactive compounds | Pierre Perrin, Gerald Siegrist, Herbert Seiler, Ulrich Horn | 1981-01-27 |
| 4225709 | Production of 2,4-difluoro-6-amino-s-triazine | Henri Riat | 1980-09-30 |
| 4189576 | Process for monoacylating water-soluble organic amino compounds | Fritz Altorfer, Sandor Gati | 1980-02-19 |