Issued Patents All Time
Showing 25 most recent of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7157511 | Phosphite additives in polyolefins | Bryan E. Hauger, William R. Coutant, John R. Rathman | 2007-01-02 |
| 6617403 | Olefin polymerization process | Ashish M. Sukhadia, Elizabeth A. Benham, Joseph Bergmeister, III, Gerhard Guenther, Eric T. Hsieh +4 more | 2003-09-09 |
| 5350834 | Treatment of polyarylene sulfide/sulfone polymers | Michael C. Yu, Roy F. Wright, David A. Soules | 1994-09-27 |
| 5331069 | Method of treating poly(arylene sulfide sulfone) polymers and polymers | Earl Clark, Jr. | 1994-07-19 |
| RE34464 | Poly(arylene sulfide sulfone)polymer containing ether groups | James T. Edmonds, Jr., Jon F. Geibel, Jim J. Straw | 1993-11-30 |
| 5264176 | Production of biaxially-oriented film from aromatic sulfide/ketone polymers | Michael Duane Cliffton, Jerry O. Reed, Jon F. Geibel | 1993-11-23 |
| 5245000 | Poly(arylene sulfide) polymer containing sulfone, ether and biphenyl groups | Jon F. Geibel, Howard F. Efner | 1993-09-14 |
| 5235034 | Treatment of polyarylene sulfide/sulfone polymers with zinc compound and acidic solution | Michael C. Yu, Roy F. Wright, David A. Soules | 1993-08-10 |
| 5179193 | Branched aromatic sulfide sulfone polymer production | Howard F. Efner | 1993-01-12 |
| 5177174 | Branched aromatic sulfide/sulfone polymer production | Jon F. Geibel | 1993-01-05 |
| 5144004 | Process for preparing arylene sulfide sulfone/sulfoxide polymers | — | 1992-09-01 |
| 5138019 | Poly(arylene sulfide sulfone) polymer containing ether groups | — | 1992-08-11 |
| 5089596 | Production of aromatic sulfide/ketone polymers with separation agent | Michael Duane Cliffton, Jerry O. Reed, Jon F. Geibel | 1992-02-18 |
| 5079079 | Reinforced plastic comprising an arylene sulfide sulfone copolymer matrix | Mark L. Stone, Howard F. Efner | 1992-01-07 |
| 5075420 | Melt stable phenylene sulfide/sulfone polymers and method | Robert W. Campbell, Harold D. Yelton, Michael C. Yu | 1991-12-24 |
| 5066774 | Method for the production of light colored aromatic sulfide/sulfone polymers with 1,3-dialkyl-2-imidazolidinone diluent | Jon F. Geibel, Harold D. Yelton | 1991-11-19 |
| 5057592 | Poly(arylene sulfide sulfone) polymer containing ether groups | — | 1991-10-15 |
| 5045367 | Reinforced plastic comprising fibrous reinforcement treated with poly(arylene sulfide sulfone) polymer containing ether groups | Jon F. Geibel, Howard F. Efner, Mark L. Stone | 1991-09-03 |
| 5041532 | Method of treating a poly(arylene sulfide/sulfone) resin, and composition of matter made in accordance therewith | Afif M. Nesheiwat | 1991-08-20 |
| 5039788 | Melt stable phenylene sulfide/sulfone polymers and method | Robert W. Campbell, Harold D. Yelton, Michael C. Yu | 1991-08-13 |
| 5039572 | High strength thermoplastic resin/carbon fiber composites and methods | Stuart D. Mills, Mark L. Stone | 1991-08-13 |
| 5037954 | Method to recover liquified poly(arylene sulfide) with separation agent | Afif M. Nesheiwat, Joseph G. Ceurvorst | 1991-08-06 |
| 5024876 | Reinforced plastic comprising poly(arylene sulfide sulfone) polymer containing ether groups matrix | Mark L. Stone, Jon F. Geibel | 1991-06-18 |
| 4808694 | Poly(arylene sulfide sulfone) polymer containing ether groups | James T. Edmonds, Jr., Jon F. Geibel, Jim J. Straw | 1989-02-28 |
| 4808698 | Production of aromatic sulfide/sulfone polymers | Earl Clark, Jr. | 1989-02-28 |