Sawyer; Willard H.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Sawyer; Willard H..The latest application filed is for "slurry hydrotreating process".

Company Profile

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Sawyer; Willard H. - Dallas TX
Sawyer; Willard H. - Baton Rouge LA
Sawyer; Willard H. - Baton LA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Slurry hydrotreating process Grant 5,037,532 - Winter, Jr. , et al. August 6, 1	1991-08-06
Slurry hydroprocessing process Grant 4,952,306 - Sawyer , et al. August 28, 1	1990-08-28
Process for the production of ultra high octane gasoline, and other fuels from aromatic hydrocrackates Grant 4,828,676 - Sawyer , et al. May 9, 1	1989-05-09
Process for the production of ultra high octane gasoline, and other fuels from aromatic distillates Grant 4,828,675 - Sawyer , et al. May 9, 1	1989-05-09
Catalysts from molybdenum polysulfide precursors, their preparation and use Grant 4,542,121 - Mitchell, III , et al. * September 17, 1	1985-09-17
Catalysts from molybdenum polysulfide precursors and their preparation Grant 4,430,442 - Sawyer , et al. February 7, 1	1984-02-07
Hydrocracking over alumina-aluminum fluorophosphate-containing catalysts Grant 4,326,947 - Sawyer , et al. April 27, 1	1982-04-27
Catalyst and hydroconversion process utilizing the same Grant 4,309,278 - Sawyer January 5, 1	1982-01-05
Alumina-aluminum fluorophosphate-containing catalysts Grant 4,277,373 - Sawyer , et al. July 7, 1	1981-07-07
Catalyst and hydroconversion process utilizing the same Grant 4,276,201 - Sawyer June 30, 1	1981-06-30
Preparation of catalysts of predetermined pore size distribution and pore volume Grant 4,081,406 - Sawyer March 28, 1	1978-03-28
Preparation of catalysts of predetermined pore size distribution and pore volume Grant 4,016,107 - Sawyer , et al. April 5, 1	1977-04-05
Preparation of catalysts of predetermined pore size distribution and pore volume Grant 4,016,106 - Sawyer , et al. April 5, 1	1977-04-05
High temperature hydroconversion without incompatibles formation Grant 3,998,722 - Mayer , et al. December 21, 1	1976-12-21
Process for preparing a heavy crude conversion catalyst Grant 3,989,645 - Long , et al. November 2, 1	1976-11-02
Heavy crude conversion Grant 3,977,962 - Arey, Jr. , et al. August 31, 1	1976-08-31
Hydroprocessing catalyst Grant 3,900,427 - Riley , et al. August 19, 1	1975-08-19
Hydrodesulfurization With A Specified Pore Size Distribution In Silica-stabilized Alumina Grant 3,770,617 - Riley , et al. November 6, 1	1973-11-06

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