Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5296518 | Hydrophilic polyurethaneurea foams containing no toxic leachable additives and method to produce such foams | Timothy G. Grasel, Clifford Alvin Ferrin, Jr., Clifton L. Kehr | 1994-03-22 |
| 5270044 | Degradable articles and methods of using such articles as degradable bait | Glenn E. Fulmer, Narender P. Luthra, Clifton L. Kehr, Darwin Scott Bull | 1993-12-14 |
| 5266323 | Degradable articles and methods of using such articles as degradable bait | Narendar P. Luthra, Clifton L. Kehr, Darwin Scott Bull | 1993-11-30 |
| 5104909 | Water-absorbent, high capacity polyurethane foams | Timothy G. Grasel | 1992-04-14 |
| 4661675 | Welding sealants for metals and method of use | Helen F. Roberts, Christian B. Lundsager | 1987-04-28 |
| 4559373 | Weldable sealants for metal and method of use | Helen F. Roberts, Christian B. Lundsager | 1985-12-17 |
| 4500703 | Reactive adhesive dispersion and method of use | Ronald Wojcik | 1985-02-19 |
| 4456685 | Microorganisms immobilized with hydrolysis resistant polyurethane foam | — | 1984-06-26 |
| 4439553 | High molecular weight aromatic amine scavengers and method of use | Clifton L. Kehr | 1984-03-27 |
| 4384051 | Flexible polyurethane foam based on MDI | — | 1983-05-17 |
| 4384050 | Flexible polyurethane foam based on MDI | — | 1983-05-17 |
| 4377645 | Dimensionally-stable polyurethane sponge and sponge-forming prepolymer | Suze E. Arquette | 1983-03-22 |
| 4211847 | Polyurethane foams and foam forming compositions containing amine scavengers | Clifton L. Kehr, Louis L. Wood | 1980-07-08 |