Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4709074 | Urethanes containing perfluoroalkyl and epichlorohydrin groups | Heinrich Bathelt, Frank Wehowsky, Rolf Kleber, Werner Lotz, Wolfgang Glenz +5 more | 1987-11-24 |
| 4564520 | Hair shampoos and body cleansing agents having a content of alkylsulfatobetaines | Alwin Reng, Jochen M. Quack | 1986-01-14 |
| 4430272 | Fluorine-containing alkylsulfobetaines, a process for their preparation and their use | Siegfried Jung | 1984-02-07 |
| 4209456 | Fluorine-containing alkyl-sulfato-betaines and processes for their manufacture | Siegfried Billenstein | 1980-06-24 |