Issued Patents All Time
Showing 51–75 of 148 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5171909 | Synthetic lubricant base stocks from long-chain vinylidene olefins and long-chain alpha- and/or internal-olefins | Edward T. Marquis | 1992-12-15 |
| 5171904 | Synthetic lubricant base stocks having an improved pour point | Edward T. Marquis | 1992-12-15 |
| 5169550 | Synthetic lubricant base stocks having an improved viscosity | Edward T. Marquis | 1992-12-08 |
| 5162592 | One-step synthesis of methyl t-butyl ether from t-butanol using multimetal-modified zeolite catalysts | John F. Knifton, Peishing E. Dai | 1992-11-10 |
| 5159122 | Catalytic decomposition of peroxide impurities in a methyl tertiary butyl ether recycle stream | John F. Knifton, Neal J. Grice | 1992-10-27 |
| 5151530 | Treatment of tertiary butyl hydroperoxide distillation fraction to remove acidic contaminants | Edward T. Marquis, Robert A. Meyer | 1992-09-29 |
| 5146030 | Process for oligomerizing olefins using halogen-free titanium salts or halogen-free zirconium salts on clays | John F. Knifton, Edward T. Marquis | 1992-09-08 |
| 5146023 | Process for oligomerizing olefins to prepare synthetic lubricant base stocks having improved properties | Edward T. Marquis | 1992-09-08 |
| 5138095 | Bisulfite addition products of ketone-terminated polyoxyalkylene compounds | George P. Speranza | 1992-08-11 |
| 5132465 | Oxidation of primary alcohols to aldehydes using transition metal phthalocyanines as catalysts | Edward T. Marquis | 1992-07-21 |
| 5120891 | Process for oligomerizing olefins using a super-dealuminated Y-zeolite | Pei-Shing E. Dai, John F. Knifton | 1992-06-09 |
| 5120879 | Reaction of hypochlorites with polyoxypropylene glycols | Edward T. Marquis | 1992-06-09 |
| 5107067 | Catalytic reaction of propyelne with tertiary butyl hydroperoxide | Edward T. Marquis, Kenneth P. Keating, William A. Smith | 1992-04-21 |
| 5105037 | Process for co-oligomerizing propylene and alpha-olefins to prepare synthetic lubricant base stocks having improved properties | Edward T. Marquis | 1992-04-14 |
| 5099073 | Catalytic process for the production of diketone derivatives of polyoxypropylene glycols | John M. Larkin | 1992-03-24 |
| 5097087 | Dimerization of long-chain olefins using a fluorocarbonsulfonic acid polymer on an inert support | Yu-Hwa E. Sheu | 1992-03-17 |
| 5097085 | Process for oligomerizing olefins using phosphorous-containing acid on montmorillonite clay | John F. Knifton | 1992-03-17 |
| 5093506 | Removal of acidic contaminants from tertiary butyl hydroperoxide | Edward T. Marquis, Robert A. Meyer | 1992-03-03 |
| 5085793 | Corrosion-inhibited antifreeze/coolant composition | Jeffrey M. Burns, John M. Larkin, David R. McCoy | 1992-02-04 |
| 5072060 | Process for the production of primary branched alcohols | Edward T. Marquis | 1991-12-10 |
| 5072050 | Ketone-terminated polyoxyalkylene compounds | Edward T. Marquis, John M. Larkin | 1991-12-10 |
| 5068366 | Simultaneous epoxide and carboxylic acid manufacture by co-oxidation in the presence of a cobalt catalyst | Edward T. Marquis | 1991-11-26 |
| 5059725 | One step synthesis of methyl t-butyl ether from t-butanol plus methanol using Group IV oxides treated with sulfates or sulfuric acid | John F. Knifton | 1991-10-22 |
| 5053569 | Process for oligomerizing olefins to prepare base stocks for synthetic lubricants | Edward T. Marquis, John F. Knifton | 1991-10-01 |
| 5030791 | Process for co-oligomerizing 1,3-di-isopropenyl benzene and alpha-olefins to prepare synthetic lubricant base stocks having improved properties | Edward T. Marquis | 1991-07-09 |