Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7625979 | Process for preparing block copolymer and resulting composition | Robert C. Bening, Mark Hageman, Dale L. Handlin, Jr., Adrie A. van der Huizen, Kimberly Ann Johnson +1 more | 2009-12-01 |
| 7550537 | Organo-dilithium compound and process for preparing the same | Carl L. Willis, Daniel E. Goodwin, Grant Wesley Haddix, Pierre N. Tutunjian, Joy P. Cocchiara +1 more | 2009-06-23 |
| 7285596 | Anionic polymerization diinitiator and process for preparing same | Carl L. Willis, Daniel E. Goodwin, Grant Wesley Haddix, Pierre N. Tutunjian, Joy P. Cocchiara +1 more | 2007-10-23 |
| 7220798 | Process for preparing block copolymer and resulting composition | Robert C. Bening, Mark Hageman, Dale L. Handlin, Jr., Adrie A. van der Huizen, Kimberly Ann Johnson +1 more | 2007-05-22 |
| 7009000 | Coupled styrenic block copolymers and process for preparing same | Robert C. Bening, Marinus Pieter van Dijk, Adriana Maria Petronella Ros, Barry Moore, Carl L. Willis +1 more | 2006-03-07 |
| 6221968 | Process for producing specific tapered block copolymers | Michael J. Modic, Barry Moore, John Louis Scheve, Christine Marie Christian | 2001-04-24 |
| H1799 | Star polymer viscosity index improver for oil compositions | Robert B. Rhodes, John E. Gorman | 1999-08-03 |
| 5278252 | Solid viscosity index improvers which provide excellent low temperature viscosity | Robert B. Rhodes | 1994-01-11 |
| 5223579 | Solid viscosity index improvers which provide excellant low temperature viscosity | Robert B. Rhodes | 1993-06-29 |
| 5212249 | Method for preparing asymmetric radial polymers | Gary Richie, Raymond C. Tsiang, Ronald J. Hoxmeier, Arthur R. Bean | 1993-05-18 |
| 5035794 | Isoprene recovery in the butyl rubber process | — | 1991-07-30 |
| 4921924 | Isoprene recovery in the butyl rubber process | — | 1990-05-01 |