Frederick T. Clark — 20 Patents at Amoco

Frederick T. Clark has been granted 20 US patents while listed as an inventor at Amoco. The first was granted in 1991 and the most recent in November 1998. Frederick T. Clark ranks #214,803 of 4,157,543 US inventors in our database (top 5.2%). Patent records list Frederick T. Clark in Wheaton, IL, US.

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
5837128	Method for grading cylindrical catalyst particles in a bed to reduce pressure drop	George A. Huff, Jr., James L. Taylor	1998-11-17	$192,782,000
5494870	Distillate hydrogenation catalyst	Simon G. Kukes, P. Donald Hopkins	1996-02-27	$42,512,000
5346612	Distillate hydrogenation utilizing a catalyst comprising platinum, palladium, and a beta zeolite support	Simon G. Kukes, P. Donald Hopkins	1994-09-13	$31,660,000
5346874	Distillate hydrogenation	Simon G. Kukes, P. Donald Hopkins	1994-09-13	$31,660,000
5308814	Distillate hydrogenation catalyst	Simon G. Kukes, P. Donald Hopkins	1994-05-03	$62,698,000
5275990	Process for regenerating a spent resid hydroprocessing catalyst using a group IIA metal	Albert L. Hensley, Jr.	1994-01-04	$44,275,000
5273645	Manufacture of lubricating oils	Muin S. Haddad	1993-12-28	$25,380,000
5271828	Distillate hydrogenation	Simon G. Kukes, P. Donald Hopkins	1993-12-21	$67,166,000
5232885	Process for regenerating a spent resin hydroprocessing catalyst using a group IV metal	Mary C. Springman	1993-08-03	$63,381,000
5225383	Distillate hydrogenation catalyst	Simon G. Kukes, P. Donald Hopkins, Lisa M. Green	1993-07-06	$15,429,000
5221656	Hydroprocessing catalyst	Albert L. Hensley, Jr., Simon G. Kukes, David C. Arters	1993-06-22	$24,199,000
5154819	Hydroprocessing using regenerated spent heavy hydrocarbon catalyst	Albert L. Hensley, Jr.	1992-10-13	$55,601,000
5151172	Distillate hydrogenation	Simon G. Kukes, P. Donald Hopkins, Lisa M. Green	1992-09-29	$24,777,000
5147526	Distillate hydrogenation	Simon G. Kukes, P. Donald Hopkins	1992-09-15	$24,798,000
5100855	Mixed catalyst system for hyproconversion system	Albert L. Hensley, Jr., David Lyzinski	1992-03-31	$14,762,000
5087596	Process for regenerating spent heavy hydrocarbon hydroprocessing catalyst	Albert L. Hensley, Jr.	1992-02-11	$18,572,000
5071538	Process for regenerating spent heavy hydrocarbon hydroprocessing catalyst	Albert L. Hensley, Jr.	1991-12-10	$22,732,000
5009771	Hydroconversion process using mixed catalyst system	Albert L. Hensley, Jr., David Lyzinski, Lawrence B. Peck	1991-04-23	$51,748,000
4997799	Process for regenerating spent heavy hydrocarbon hydroprocessing catalyst	Albert L. Hensley, Jr.	1991-03-05	$50,693,000
4994423	Process for regenerating spent heavy hydrocarbon hydroprocessing catalyst	Albert L. Hensley, Jr.	1991-02-19	$36,878,000

Frederick T. Clark — 20 Patents

Issued Patents All Time

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