Issued Patents All Time
Showing 25 most recent of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6468948 | Polymers derived from olefins useful as lubricant and fuel oil additives, processes for preparation of such polymers and additives and use thereof (PT-1267) | Jacob Emert, David E. Gindelberger, Jon E. Stanat, James P. Stokes, Jaimes Sher | 2002-10-22 |
| 6172015 | Polar monomer containing copolymers derived from olefins useful as lubricant and fuel oil additives, processes for preparation of such copolymers and additives and use thereof | Jacob Emert, David E. Gindelberger, Jon E. Stanat, James P. Stokes, Jaimes Sher | 2001-01-09 |
| 6066603 | Polar monomer containing copolymers derived from olefins useful as lubricant and useful as lubricant and fuel oil additivies process for preparation of such copolymers and additives and use thereof | Jacob Emert, David E. Gindelberger, Jon E. Stanat, James P. Stokes, Jaimes Sher | 2000-05-23 |
| 6030930 | Polymers derived from ethylene and 1-butene for use in the preparation of lubricant disperant additives | Jacob Emert, Salvatore Rea, Jeffrey W. Frederick, Mahn Won Kim | 2000-02-29 |
| 6017859 | Polymers derived from olefins useful as lubricant and fuel oil additives, processes for preparation of such polymers and additives and use thereof | Jacob Emert, David E. Gindelberger, Jon E. Stanat, James P. Stokes, Jaimes Sher | 2000-01-25 |
| 5939365 | Lubricant with a higher molecular weight copolymer lube oil flow improver | John V. Redpath, Arunas T. Lapinas, David J. Martella, William M. Davis | 1999-08-17 |
| 5859159 | Dilute process for the polymerization of non-ethylene .alpha.-olefin homopolymers and copolymers using metallocene catalyst systems | Salvatore Rea, Jon E. Stanat, Linda Wright, Kenneth Kaufman, Jeffrey W. Frederick +2 more | 1999-01-12 |
| 5814110 | Chemical compositions and use as fuel additives | Kenneth W. Bartz, Jacqueline D. Bland, David P. Gillingham, Richard Dix Kerwood, Edwin William Lehmann +3 more | 1998-09-29 |
| 5811379 | Polymers derived from olefins useful as lubricant and fuel oil additives, processes for preparation of such polymers and additives and use thereof (PT-1267) | Jacob Emert, David E. Gindelberger, Jon E. Stanat, James P. Stokes, Jaimes Sher | 1998-09-22 |
| 5807949 | Polymers and additive compositions | John E. Chandler, Robert H. Barbour | 1998-09-15 |
| 5759967 | Ethylene .alpha.-olefin/diene interpolymer-substituted carboxylic acid dispersant additives | Won R. Song, Howard W. Turner, Howard C. Welborn, Jr., Robert D. Lundberg, Antonio Gutierrez +1 more | 1998-06-02 |
| 5705577 | Dilute process for the polymerization of ethylene/.alpha.-olefin copolymer using metallocene catalyst systems | Salvatore Rea, Jon E. Stanat, Linda Wright, Kenneth Kaufman, Harold Wilbur Margo +2 more | 1998-01-06 |
| 5681799 | Ethylene alpha-olefin/diene interpolymer-substituted carboxylic acid dispersant additives | Won R. Song, Howard W. Turner, Howard C. Welborn, Jr., Robert D. Lundberg, Antonio Gutierrez +1 more | 1997-10-28 |
| 5663130 | Polymers derived from ethylene and 1-butene for use in the preparation of lubricant dispersant additives | Jacob Emert, Salvatore Rea, Jeffrey W. Frederick, Mahn Won Kim | 1997-09-02 |
| 5639716 | Oil soluble dispersant additives based on 1-butene-.alpha. olefin copolymers | Jacob Emert, Warren A. Thaler | 1997-06-17 |
| 5554310 | Trisubstituted unsaturated polymers | Salvatore Rea | 1996-09-10 |
| 5498809 | Polymers derived from ethylene and 1-butene for use in the preparation of lubricant dispersant additives | Jacob Emert, Salvatore Rea, Jeffrey W. Frederick, Mahn Won Kim | 1996-03-12 |
| 5441545 | Middle distillate compositions with improved low temperature properties | Kenneth Lewtas, Robert D. Tack, Jacqueline D. Bland | 1995-08-15 |
| 5435926 | Ethylene alpha-olefin polymer substituted mono- and dicarboxylic acid dispersant additives | Antonio Gutierrez, Robert A. Kleist, Won R. Song, Howard W. Turner, Howard C. Welborn, Jr. +1 more | 1995-07-25 |
| 5433757 | Ethylene alpha-olefin polymer substituted mono- and dicarboxylic acid dispersant additives | Won R. Song, Howard W. Turner, Howard C. Welborn, Jr., Robert D. Lundberg, Antonio Gutierrez +1 more | 1995-07-18 |
| 5350532 | Borated ethylene alpha-olefin polymer substituted mono- and dicarboxylic acid dispersant additives | Won R. Song, Howard W. Turner, Howard C. Welborn, Jr., Robert D. Lundberg, Antonio Gutierrez +1 more | 1994-09-27 |
| 5277833 | Ethylene alpha-olefin polymer substituted mono-and dicarboxylic acid lubricant dispersant additives | Won R. Song, Howard W. Turner, Howard C. Welborn, Jr., Robert D. Lungberg, Antonio Gutierrez +1 more | 1994-01-11 |
| 5266223 | Ethylene alpha-olefin polymer substituted mono-and dicarboxylic acid dispersant additives | Won R. Song, Howard W. Turner, Howard C. Welborn, Jr., Robert D. Lundberg, Antonio Gutierrez +1 more | 1993-11-30 |
| 5229022 | Ethylene alpha-olefin polymer substituted mono- and dicarboxylic acid dispersant additives (PT-920) | Won R. Song, Howard W. Turner, Howard C. Welborn, Jr., Robert D. Lundberg, Antonio Gutierrez +1 more | 1993-07-20 |
| 5112510 | Carboxylate polymer and viscosity index improver containing oleaginous compositions | — | 1992-05-12 |