Upchurch; James M.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Upchurch; James M..The latest application filed is for "multiple well tool control systems in a multi-valve well testing system having automatic control modes".

Company Profile

0.17.0

Upchurch; James M. - Sugarland TX
Upchurch; James M. - Sugerland TX
Upchurch; James M. - Sugar Land TX
Upchurch; James M. - Stafford TX

*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
Multiple well tool control systems in a multi-valve well testing system having automatic control modes Grant RE39,583 - Upchurch April 24, 2	2007-04-24
Perforating and testing apparatus including a microprocessor implemented control system responsive to an output from an inductive coupler or other input stimulus Grant 5,050,675 - Upchurch * September 24, 1	1991-09-24
Perforating and testing apparatus including a microprocessor implemented control system responsive to an output from an inductive coupler or other input stimulus Grant 4,971,160 - Upchurch November 20, 1	1990-11-20
Multiple well tool control systems in a multi-valve well testing system Grant 4,915,168 - Upchurch April 10, 1	1990-04-10
Multiple well tool control systems in a multi-valve well testing system having automatic control modes Grant 4,896,722 - Upchurch January 30, 1	1990-01-30
Well tool control system and method Grant 4,856,595 - Upchurch August 15, 1	1989-08-15
Well tool control system and method Grant 4,796,699 - Upchurch January 10, 1	1989-01-10
Permanent completion tubing conveyed perforating system Grant 4,633,945 - Upchurch January 6, 1	1987-01-06
Tubing isolation disc valve Grant 4,609,005 - Upchurch September 2, 1	1986-09-02
Full bore sampler valve Grant 4,576,234 - Upchurch March 18, 1	1986-03-18
Pressure-activated well perforating apparatus Grant 4,560,000 - Upchurch December 24, 1	1985-12-24
Full bore sampler valve apparatus Grant 4,553,598 - Meek , et al. November 19, 1	1985-11-19
Drill stem testing apparatus with multiple pressure sensing ports Grant 4,553,428 - Upchurch November 19, 1	1985-11-19
Pressure responsive perforating and testing system Grant 4,509,604 - Upchurch April 9, 1	1985-04-09
Annulus pressure controlled reversing valve Grant 4,474,242 - Upchurch October 2, 1	1984-10-02
Pressure controlled reversing valve Grant 4,403,659 - Upchurch September 13, 1	1983-09-13
Inflatable packer drill stem testing system Grant 4,320,800 - Upchurch March 23, 1	1982-03-23

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