Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6626988 | Phosphate-stabilized polyurethane materials, cross-linked by condensation, method for their production and use thereof | Lutz Schmalstieg, Ulrich Walter, Alexander Eckhardt | 2003-09-30 |
| 6599354 | Piperazinone derivatives with alkoxysilane groups | Lutz Schmalstieg, Ulrich Walter, Oswald Wilmes | 2003-07-29 |
| 6545087 | Polyurethane prepolymers having alkoxysilane end groups, method for the production thereof and their use for the production of sealants | Lutz Schmalstieg, Marie-Helene Walter, Oswald Wilmes | 2003-04-08 |