Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5168109 | Process for preparing low inherent viscosity-high glass transition agents as an overpolymer on polyvinyl chloride resins | Richard H. Backderf | 1992-12-01 |
| 4927886 | Low inherent viscosity-high glass transition temperature enhancing agents produced by mass reaction polymerization as an overpolymer on polyvinyl chloride resins | Richard H. Backderf | 1990-05-22 |
| 4814387 | Low inherent viscosity-high glass transition temperature enhancing agents produced by suspension polymerization as an overpolymer on polyvinyl chloride resins | — | 1989-03-21 |