Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10035968 | Functionalized copolymers and lubricating compositions thereof | Julie Edgar, William R. S. Barton, Mark R. Baker, Michael E. Huston | 2018-07-31 |
| 5614480 | Lubricating compositions and concentrates | Kirk E. Davis, Jack L. Karn, John M. Cahoon | 1997-03-25 |
| 5562864 | Lubricating compositions and concentrates | Kirk E. Davis, Jack L. Karn, John M. Cahoon | 1996-10-08 |
| 5490945 | Lubricating compositions and concentrates | Thomas R. Smith, Kirk E. Davis, Jack L. Karn, John M. Cahoon | 1996-02-13 |
| 5486300 | Lubricating compositions | Kirk E. Davis, Jack L. Karn, John M. Cahoon | 1996-01-23 |
| 5449470 | Overbased alkali salts and methods for making same | John M. Cahoon, Jack L. Karn, Craig D. Tipton | 1995-09-12 |
| 5366648 | Functional fluids useful at high temperatures | Donald J. Marn, Franklin P. Abbott, Joseph W. Pialet | 1994-11-22 |
| 5198132 | Antioxidant products | — | 1993-03-30 |
| 5198135 | Antiemulsion/antifoam agent for use in oils | Mary Galic, Scott T. Jolley | 1993-03-30 |
| 5178783 | N-substituted thio alkyl phenothiazines | — | 1993-01-12 |
| 5178784 | N-substituted thio alkyl phenothiazines | — | 1993-01-12 |
| 5164122 | Thermal oxidatively stable synthetic fluid composition | Richard M. Lange | 1992-11-17 |
| 5157118 | N-substituted thio alkyl phenothiazines | — | 1992-10-20 |
| 5084197 | Antiemulsion/antifoam agent for use in oils | Mary Galic, Scott T. Jolley | 1992-01-28 |
| 5051198 | Anti-oxidant compositions containing mercaptothiadiazole or mercaptobenzothiazole derivatives | — | 1991-09-24 |
| 5037569 | Anti-oxidant products | — | 1991-08-06 |
| 5035817 | N-substituted thio alkyl phenothiazines | — | 1991-07-30 |
| 5034019 | N-substituted thio alkyl phenothiazines | — | 1991-07-23 |
| 5024774 | Nitrogen containing anti-oxidant compositions | — | 1991-06-18 |
| 4927554 | Liquid compositions containing organic sulfones and sulfoxides | Scott T. Jolley | 1990-05-22 |
| 4915858 | Nitrogen containing anti-oxidant compositions | — | 1990-04-10 |
| 4909952 | Sulfur-containing polymeric polyesters and additive concentrates and lubricating oils containing same | Richard M. Lange | 1990-03-20 |
| 4894174 | Anti-oxidant compositions | — | 1990-01-16 |
| 4798684 | Nitrogen containing anti-oxidant compositions | — | 1989-01-17 |
| 4785095 | N-substituted thio alkyl phenothiazines | — | 1988-11-15 |