Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7897697 | Epoxy resin, blocked polyisocyanate or polymers with polyhydroxystyrenes having novolak structure | Michael T. Sheehan | 2011-03-01 |
| 7678945 | Derivatized polyhydroxystyrenes with a novolak type structure and processes for preparing the same | Michael T. Sheehan | 2010-03-16 |
| 7662538 | Derivatized polyhydroxystyrenes (DPHS) with a novolak type structure and blocked DPHS (BDPHS) and processes for preparing the same | Michael T. Sheehan, Hiroshi Okazaki | 2010-02-16 |
| 7632896 | Derivatized novolak polyhydroxystyrene | Michael T. Sheehan | 2009-12-15 |
| 7566752 | Epoxy resins or polyisocyanates reacted with derivatized novolak polyhydroxystyrene | Michael T. Sheehan | 2009-07-28 |
| 7371800 | Derivatized novolak polyhydroxystyrene from hydroxyphenylmethylcarbinol | Michael T. Sheehan | 2008-05-13 |
| 6670033 | Process and products of purification of anhydrosugar alcohols | Michael A. Hubbard, Michael Wohlers, Helmut Witteler, George Kvakovszky, Thomas H. Shockley +3 more | 2003-12-30 |
| 6639067 | Continuous process for the production of anhydrosugar alcohols | Willard C. Brinegar, Michael Wohlers, Michael A. Hubbard, George Kvakovszky, Thomas H. Shockley +3 more | 2003-10-28 |
| 6277783 | Method for the purification of acetaminophen | Olan S. Fruchey, Larry O. Wheeler | 2001-08-21 |
| 6096905 | Treatment of a composition comprising a trimethylolalkane bis-monolinear formal | Carolyn Supplee, Tobin J. Marks, William E. Slinkard | 2000-08-01 |
| 5981799 | Method for the purification of acetaminophen | Olan S. Fruchey, Larry O. Wheeler | 1999-11-09 |
| 5399760 | Color control & stability in acetaminophen | Olan S. Fruchey, Thomas H. Shockley, Joe S. Trevino, B. Frank Wood, Daniel D. Lindley | 1995-03-21 |
| 5344979 | Process for preparing color-stabilized acetaminophen | George A. Blay | 1994-09-06 |
| 5300301 | Isolation of ibuprofen from tablets | Michael Lakin, Thomas H. Shockley | 1994-04-05 |
| 5271811 | Process for purifying 2-(4-isobutylphenyl)-propionic acid by vacuum distillation | Siegbert Rittner, Adolf Schmidt, Larry O. Wheeler, Gary L. Moss | 1993-12-21 |
| 5151551 | Method for purification of ibuprofen comprising mixtures | Thomas H. Shockley, Debra A. Ryan, Gary L. Moss | 1992-09-29 |
| 4981995 | Method for producing ibuprofen | Varadaraj Elango, Mark A. Murphy, Brad Smith, Kenneth G. Davenport, Graham N. Mott +1 more | 1991-01-01 |