Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5490950 | Liquid concentrated aqueous solutions of salts of alkyl ether carboxylic acid, and a process for preparing such solutions | Jacob K. Smid | 1996-02-13 |
| 4645627 | Salts of acid ether sulphates and a process for the preparation of these salts | Nicolaas A. I. van Paassen | 1987-02-24 |