Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7399808 | Molecular melt and methods for making and using the molecular melt | Marius W. Sorenson, Malcolm Finlayson, Robin J. Lee, Clark H. Cummins | 2008-07-15 |
| 7326361 | Molecular melt and methods for making and using the molecular melt | Marius W. Sorenson, Malcolm Finlayson, Robin J. Lee, Clark H. Cummins | 2008-02-05 |
| 7141182 | Molecular melt and methods for making and using the molecular melt | Marius W. Sorenson, Malcolm Finlayson, Robin J. Lee, Clark H. Cummins | 2006-11-28 |
| 6776924 | Molecular melt and methods for making and using the molecular melt | Marius W. Sorenson, Malcolm Finlayson, Robin J. Lee, Clark H. Cummins | 2004-08-17 |
| 6133190 | Supported mercaptosulfonic acid compounds useful as catalysts for phenolation reactions | Richard M. Wehmeyer, Emmett L. Tasset | 2000-10-17 |
| 6051658 | Polymeric substrate containing mercapto and sulfonic groups | Richard M. Wehmeyer, Emmett L. Tasset | 2000-04-18 |
| 5939494 | Polymeric substrate containing mercapto and sulfonic groups | Richard M. Wehmeyer, Emmett L. Tasset | 1999-08-17 |
| 5545760 | Process for making fluorenones | Richard P. Kolonko, Richard M. Wehmeyer | 1996-08-13 |
| 5541282 | Aromatic polyhydroxy compounds and process for the preparation thereof | W. Frank Richey, Emmett L. Tasset | 1996-07-30 |
| 5463140 | Process for making polyphenols from ketones or aldehydes and phenols | Richard M. Wehmeyer, Emmett L. Tasset, Steven L. Brewster | 1995-10-31 |
| 5387725 | Chlorination process, alkylation of products of said process and some products thereof | W. Frank Richey, Katherine S. Clement, Steven L. Brewster, Emmett L. Tasset, Paul M. Puckett +2 more | 1995-02-07 |
| 5382710 | Aromatic polyhydroxy compounds and process for the preparation thereof | W. Frank Richey, Emmett L. Tasset | 1995-01-17 |
| 5288915 | Process of making ketones | — | 1994-02-22 |
| 5227560 | Chlorination and elimination process and some products thereof | Katherine S. Clement, W. Frank Richey | 1993-07-13 |
| 5136110 | Process for the preparation of bisphenols | W. Frank Richey, Emmett L. Tasset | 1992-08-04 |
| 5098990 | Method for making polyesters, polyamides and polyketones | — | 1992-03-24 |
| 5064518 | Method for the selective alpha halogenation of alkylaromatic compounds | George M. St. George, W. Frank Richey | 1991-11-12 |
| 4992151 | Method for the selective alpha halogenation of alkylaromatic compounds | George M. St. George, W. Frank Richey | 1991-02-12 |
| 4762909 | Method for making polyketones | — | 1988-08-09 |
| 4731484 | Haloacetyl derivatives of aromatic compounds | — | 1988-03-15 |
| 4724267 | New haloacyl aromatic monomers via a coupling reaction | George M. St. George | 1988-02-09 |