Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10023607 | Purification of biological conjugates by size exclusion chromatography | Marcela De Leon Gatti, Yingqing Huang, Lou-Hwa J. Sheu, Christopher A. Tomas | 2018-07-17 |
| 7390856 | Method for making selectively hydrogenated block copolymers of vinyl aromatic hydrocarbons and conjugated dienes | Kimberly Ann Johnson, Wouter De Jong | 2008-06-24 |
| 7166679 | Conjugated diene polymers and copolymer blocks having high vinyl content prepared using mixed microstructure control agents and process for preparing same | Carl L. Willis, Daniel E. Goodwin | 2007-01-23 |
| 6262145 | Process for the extraction of material from multi-phase systems | Rudolf Jacobus Winjngaarden, Ye-Mon Chen | 2001-07-17 |
| 6228947 | Deprotection of polymers prepared with silyloxy protected functional initiators by reaction with aqueous fluoroboric acid | — | 2001-05-08 |
| 6217798 | Method for synthesis of a dilithium diisopropenylbenzene-based diinitiator | Carl L. Willis, Grant Wesley Haddix, Fred Hendrik van der Steen | 2001-04-17 |
| H1956 | Enhanced hydrogenation catalyst removal from block copolymers by reduction | Michael J. Modic, Eleanor de Groot | 2001-04-03 |
| 6184307 | Minimum residence time hydrogenation process for polyisoprene-polybutadiene block copolymers | — | 2001-02-06 |
| 6103846 | Process for making anionic polymeric di-and polyfunctional polymers using protected functional initiators | Carl L. Willis, Robert C. Bening, Michael Wayne Potter, Grant Wesley Haddix, Thomas Carl Semple +1 more | 2000-08-15 |
| 6043299 | Process for the extraction of material from multi-phase systems | Rudolf Jacobus Wijngaarden, Ye-Mon Chen | 2000-03-28 |
| 5427717 | Secondary alkyl sulfate/zeolite-containing surfactant compositions | Robert Stephen Tomaskovic, Eugene F. Lutz, Charles M. Arbore | 1995-06-27 |
| 5349101 | Process for the preparation of secondary alkyl sulfate-containing surfactant compositions | Eugene F. Lutz, Robert Stephen Tomaskovic, Timothy D. Hoewing | 1994-09-20 |
| 5160627 | Process for making microporous membranes having gel-filled pores, and separations methods using such membranes | Edward L. Cussler, Gunilla E. Gillberg-LaForce, Michael J. Sansone | 1992-11-03 |