Issued Patents 1997
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5686500 | Polyol composition having good flow and water blown rigid polyurethane foams made thereby having good dimensional stability | Thomas L. Fishback, Curtis J. Reichel | 1997-11-11 |
| 5684057 | Three component polyol blend for use in insulating rigid polyurethane foams | Walter R. White, III, James A. Mullins, Keith McLellan, Ronald J. Wierzbicki | 1997-11-04 |
| 5677359 | Three component polyol blend for use in insulating rigid polyurethane foams | Walter R. White, III, James A. Mullins, Keith McLellan, Ronald J. Wierzbicki | 1997-10-14 |
| 5677457 | Method of preparation of physostigmine carbamate derivatives from eseroline ethers | Zhongli Gao, Barbara S. Rauckman | 1997-10-14 |
| 5665880 | Method of preparation of physostigmine carbamate derivatives from eseretholes | Zhongli Gao | 1997-09-09 |
| 5648019 | Three component polyol blend for use in insulating rigid polyurethane foams | Walter R. White, III, James A. Mullins, Keith McLellan, Ronald J. Wierzbicki | 1997-07-15 |
| 5644062 | Preparation of N-alkyl-N-pyridinyl-1H-indol-1-amines | Keith E. Goehring | 1997-07-01 |