Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4728555 | Process for the preparation of beta-hydroxypolyamines by reaction of epoxy resins with ammonia | Wilhelm Riemenschneider | 1988-03-01 |
| 4704437 | Process for the preparation of soluble synthetic resins which are free from monomeric amines and have NH bonds, and their use | — | 1987-11-03 |
| 4373073 | Process for the preparation of glycidyl ethers of monohydric or polyhydric phenols, the glycidyl ethers and use thereof | Bernhard Wojtech, Wilhelm Becker, Kurt Hermann | 1983-02-08 |
| 4259224 | Copolymer solution of acrylic resin, process for its manufacture and use thereof in reactive lacquers | Horst Dalibor, Peter Hermann Quednau | 1981-03-31 |