Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4503206 | .alpha.,.omega.-Perfluorodicarboxylic acids | — | 1985-03-05 |
| 4476293 | Polymeric carbonate diols of copolyether glycols and polyurethanes prepared therefrom | — | 1984-10-09 |
| 4463141 | Polyether carbonate diols and polyurethanes prepared therefrom | — | 1984-07-31 |
| 4374970 | Sulfur-modified copolyether glycols, a method for preparing them, and polyurethanes prepared therefrom | — | 1983-02-22 |
| 4373084 | Sulfur-modified polypropylene ether glycols, a method for preparing them, and polyurethanes prepared therefrom | — | 1983-02-08 |
| 4371680 | Polymer composition | Warren Baxter, Nicholas G. Merckling, deceased, by Noelle K. Masukawa, administratrix, Gelu S. Stamatoff | 1983-02-01 |
| 4371687 | Sulfur-modified polytetramethylene ether glycols, a method for preparing them, and polyurethanes prepared therefrom | — | 1983-02-01 |
| 4251654 | Copolyether glycols of tetrahydrofuran and alkylene oxides having low oligomeric cyclic ether content | Engelbert Pechhold | 1981-02-17 |
| 4233436 | Block polymers of hydroxyalkyl phthalate esters and tetrahydrofuran/alkylene oxide copolymers | — | 1980-11-11 |
| 4224432 | Polyurethanes prepared with tetrahydrofuran-alkylene oxide polymerizates having low oligomeric cyclic ether content | Engelbert Pechhold | 1980-09-23 |
| 4211854 | Block polymers of poly(tetramethylene oxide) and tetrahydrofuran/alkylene oxide copolymers | — | 1980-07-08 |
| 4211862 | Block polymers of hydroquinone di-(.beta.-hydroxyalkyl) ethers or isomers thereof and tetrahydrofuran/alkylene oxide copolymers | Engelbert Pechhold | 1980-07-08 |
| 4202964 | Method for reducing oligomeric cyclic ether content of a polymerizate | Gerfried Pruckmayr | 1980-05-13 |
| 4192943 | Method for reducing oligomeric cyclic ether content of a polymerizate | — | 1980-03-11 |