Issued Patents All Time
Showing 101–125 of 146 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5328963 | Sulfur vulcanized rubber compounds containing maleamic acid | Joel Muse, Jr., Paul Harry Sandstrom | 1994-07-12 |
| 5319047 | Process for the preparation of maleimide containing compounds | Gordon R. Schorr, George Frank Balogh, Denise Jeannette Keith | 1994-06-07 |
| 5300585 | Methylol modified bismaleimides for rubber composition | Richard Michael D'Sidocky | 1994-04-05 |
| 5278242 | Sulfur vulcanized rubber compounds containing oligomeric maleimide | Joel Muse, Jr., Paul Harry Sandstrom | 1994-01-11 |
| 5264472 | Rubber composition containing maleimide containing compounds | Gordon R. Schorr, George Frank Balogh, Denise Jeannette Keith | 1993-11-23 |
| 5252650 | Rubber compounds containing alkyl (C.sub.12 -C.sub.22) esters of a mixture of fatty acids | Paul Harry Sandstrom, Denise Jeannette Keith | 1993-10-12 |
| 5246998 | Dicyclopentadiene alcohol rosin acid derivatives | Paul Harry Sandstrom, Denise Jeannette Keith | 1993-09-21 |
| 5194513 | Rubber compositions containing a hydroxy aryl substituted maleamic acid | Paul Harry Sandstrom, George Frank Balogh, Denise Jeannette Keith | 1993-03-16 |
| 5171789 | Poly(oxydiphenylamines) | George Frank Balogh, Denise Jeannette Keith | 1992-12-15 |
| 5153248 | Sulfur vulcanized rubber compounds containing silica and aromatic bismaleimide | Joel Muse, Jr., Paul Harry Sandstrom | 1992-10-06 |
| 5134184 | Rosin monomaleimides | Paul Harry Sandstrom | 1992-07-28 |
| 5134200 | Polymers containing chemically bound amine antidegradants | — | 1992-07-28 |
| 5120798 | Enhancing the cure rate of a rubber by using hydroformylated carbon black | Thomas J. Botzman | 1992-06-09 |
| 5118740 | Bis-amide linked rosin acid derivatives | Paul Harry Sandstrom | 1992-06-02 |
| 5089563 | High vinyl polybutadiene rubber containing halogen having enhanced cure characteristics | Kenneth F. Castner | 1992-02-18 |
| 5075421 | Polymeric diphenyldiamines | Paul Harry Sandstrom | 1991-12-24 |
| 5049618 | Vulcanizable rubber compositions containing hydroxy aryl substituted monomaleimides | Paul Harry Sandstrom | 1991-09-17 |
| 5049607 | Rubber composition comprising alkyl (C.sub.6 -C.sub.22) amides of rosin acid | Paul Harry Sandstrom | 1991-09-17 |
| 5049625 | Polymeric diphenyldiamines | James J. Tazuma, Paul Harry Sandstrom | 1991-09-17 |
| 5039726 | Alkyl (C12-C22) esters of rosin acid | Paul Harry Sandstrom | 1991-08-13 |
| 5037956 | Process for the preparation of the hydroxydiphenylamine ester of rosin acid | Denise Jeannette Keith | 1991-08-06 |
| 5021492 | Rubber compositions containing a mixture of alkyl esters of rosin acid | Paul Harry Sandstrom, Thomas Joseph Segatta | 1991-06-04 |
| 4996295 | Amide linked rosin acid derivatives | Paul Harry Sandstrom | 1991-02-26 |
| 4996258 | Hydroformylated thermal oils | Paul Harry Sandstrom | 1991-02-26 |
| 4960834 | Carboxylated syndiotactic 1,2-polybutadiene | — | 1990-10-02 |