Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4808255 | Thermally stable reactive hot melt urethane adhesive composition having a thermoplastic polymer, a compatible, curing urethane polyester polyol prepolymer and a tackifying agent | Virginia C. Markevka, John M. Zimmel, Elizabeth R. Messman, William L. Bunnelle | 1989-02-28 |