Issued Patents All Time
Showing 51–65 of 65 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4474899 | Process for preparing ester fluorinated ion exchange polymer precursor by acid treatment of ether | — | 1984-10-02 |
| 4454247 | Ion exchange membranes | — | 1984-06-12 |
| 4446269 | Solvents of carboxyl ester compounds and fluoropolymers | Raimund H. Silva, Roger A. Smith | 1984-05-01 |
| 4440917 | Vinyl ethers monomers and polymers therefrom | — | 1984-04-03 |
| 4437951 | Membrane, electrochemical cell, and electrolysis process | Thomas C. Bissot, Walter G. Grot | 1984-03-20 |
| 4429143 | Cyclic monomers derived from trifluoropyruvate esters | Burton C. Anderson, David C. England | 1984-01-31 |
| 4414159 | Vinyl ether monomers and polymers therefrom | — | 1983-11-08 |
| 4414280 | Membranes and composites from fluoropolymer solutions | Raimund H. Silva, Roger A. Smith | 1983-11-08 |
| 4390720 | Alkyl-.omega.-fluoroformyl ester and process | — | 1983-06-28 |
| 4360601 | Process for extraction of fluorinated copolymers with fluorocarbons | Terry Copeland | 1982-11-23 |
| 4348310 | Solutions of sulfonyl fluoride compounds and fluoropolymers | Raimund H. Silva, Roger A. Smith | 1982-09-07 |
| 4345092 | Process for alkyl perfluoro(4,7-dioxa-5-methyl-8-fluoroformylnonanoate | — | 1982-08-17 |
| 4334082 | Dialkyl perfluoro-.omega.-fluoroformyl diesters and monomers and polymers therefrom | — | 1982-06-08 |
| 4267364 | Fluorinated ion exchange polymer containing carboxylic groups, process for making same, and film and membrane thereof | Walther G. Grot, Charles J. Molnar | 1981-05-12 |
| 4255240 | Ion-exchange structures of copolymer blends | Charles J. Molnar, Edward H. Price | 1981-03-10 |