Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4371637 | Mixtures of reaction products based on epoxides, primary amines and fatty acids and of aminoplast precondensates, their preparation and their use as leather dressings | — | 1983-02-01 |
| 4323490 | Mixtures of components, comprising epoxide/polyalkylene-polyaminoamide reaction products and acrylic-based and/or styrene-based polymers, their preparation and their use as paper sizes and textile treatment agents | — | 1982-04-06 |
| 4221886 | Agent for surface-sizing papers with maleic anhydride copolymers | — | 1980-09-09 |