Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5629377 | Water absorbent resin particles of crosslinked carboxyl containing polymers and method of preparation | Josef Burgert, Stephen B. Christensen, Herbert Gartner, Fredric L. Buchholz, Andrew T. Graham | 1997-05-13 |