Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5744513 | Photolytically crosslinkable thermally stable composition | Jerry E. White, Mary K. Dehnke | 1998-04-28 |
| 5700887 | Preparation of branched polymers from vinyl aromatic monomer | Jerry L. Hahnfeld, Timothy G. Bee, Donald E. Kirkpatrick, William C. Pike | 1997-12-23 |
| 5234999 | Tapered block copolymers | Ronald R. Pelletier, Ronald E. Snyder, William A. Gros | 1993-08-10 |
| 5166274 | Block polymers containing methacrylic acid and derivatives thereof | James E. McGrath, Timothy E. Long, Allan D. Broske | 1992-11-24 |
| 5100938 | Bituminous compositions and methods of application to surfaces | John F. Vitkuske, Ronald R. Pelletier, Ronald E. Snyder, William A. Gros | 1992-03-31 |
| 5100939 | Bituminous compositions and method of making | John F. Vitkuske, Ronald R. Pelletier, Ronald E. Snyder, William A. Gros | 1992-03-31 |
| 5071920 | Tapered block copolymers | — | 1991-12-10 |
| 5057583 | Polymerization process and initiator system therefor | Jerald A. Griggs | 1991-10-15 |
| 5047484 | Tapered block copolymers | — | 1991-09-10 |
| 5013790 | Polymer blends of tapered styrene-butadiene triblock thermoplastic elastomers | Joseph J. Randazzo | 1991-05-07 |
| 4873037 | Method for preparing an asymmetric semi-permeable membrane | C. C. Chau, Jang-hi Im, Otto C. Raspor | 1989-10-10 |
| 4851454 | Photolytically crosslinkable thermally stable composition | Jerry E. White, Mary K. Dehnke | 1989-07-25 |
| 4775474 | Membranes containing microporous structure | Chieh-Chun Chau, Charles E. Reineke, Edward J. Kramer | 1988-10-04 |
| 4764320 | Method for preparing semipermeable membrane compositions | Chieh-Chun Chau | 1988-08-16 |
| 4717749 | Pressure sensitive adhesives containing block copolymer | Raymond Tang | 1988-01-05 |
| 4659784 | Block copolymers of N,N-disubstituted acrylamides | David Yen-Lung Chung | 1987-04-21 |
| 4631313 | Process for the polymerization of mixtures of cis and trans-isomers of 1,3-pentadiene in the production of block copolymers | Jerald A. Griggs | 1986-12-23 |
| 4631314 | Block copolymers utilizing a mixture of cis and trans-isomers of 1,3-pentadiene | Jerald A. Griggs | 1986-12-23 |
| 4595707 | Membranes comprising microporous structure | Kathleen M. McCreedy, Edward J. Kramer | 1986-06-17 |
| 4585816 | Asphalt-block copolymer articles and method for the preparation thereof | John F. Vitkuske | 1986-04-29 |
| 4525532 | Impact resistant .alpha.-methylstyrene-styrene copolymer blends | Grace Y. Lo, Jerald A. Griggs | 1985-06-25 |
| 4431777 | Block copolymers of diene having their terminal end blocks of a random copolymer of styrene or alkylstyrene and an alpha-methylstyrene | Grace Y. Lo | 1984-02-14 |
| 4427837 | Process for preparation of diene-styrene-.alpha.-methylstyrene block polymers and polymers therefrom | Grace Y-s. Lo | 1984-01-24 |
| 4409369 | Transparent impact resin and process for the preparation thereof | Charles E. Lyons | 1983-10-11 |
| 4362849 | Preparation of alkenyl aromatic monomer butadiene rubber and preparation of impact resistant resin therefrom | Larry L. Kirkby, Charles E. Lyons | 1982-12-07 |