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on 24 Apr 2020
LANDMARK GRAPHICS CORPORATION
74683079 · 01 Jun 1995
009
computer software used for exploration, development, and/or production...
on 20 Mar 2020
HALLIBURTON ENERGY SERVICES, INC.
73448901 · 20 Oct 1983
001
DRILLFOAM,Foaming Agent Used in Water, Oil and Gas Well Drilling Opera...
on 01 Apr 2016
HALLIBURTON ENERGY SERVICES, INC.
72306082 · 27 Aug 1968
013
DEVICES FOR OPERATING (OPENING AND CLOSING) VALVES, SUCH AS GATE VALVE...
on 11 Mar 2016
HALLIBURTON ENERGY SERVICES, INC.
72404422 · 06 Oct 1971
100
ACID TREATING OF UNDERGROUND RESERVOIRS,MIGHTY-ACID,ACID TREATING OF U...
on 05 Feb 2016
Landmark Graphics Corporation
74343407 · 28 Dec 1992
009
computers; [ and interactive computer software for use in the search f...
on 22 May 2015
HALLIBURTON ENERGY SERVICERS, INC.
73352209 · 01 Mar 1982
042
Directional and Pressure Surveying in Boreholes,Directional and Pressu...
on 15 May 2015
Halliburton Energy Services, Inc.
78612974 · 20 Apr 2005
042
RESEARCH 20/20,Oil and gas well services, namely, well testing and ana...
on 01 May 2015
Halliburton Energy Services, Inc.
78223006 · 07 Mar 2003
007
Multilateral oil and gas well subsurface completion equipment, namely,...
on 24 Apr 2015
Halliburton Energy Services, Inc.
78223081 · 07 Mar 2003
007
Multilateral oil and gas well subsurface completion equipment, namely,...
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Owners
Halliburton energy services inc. (75)
Landmark graphics corporation (30)
Magic earth inc. (3)
Sierra geophysics inc. (3)
Abakos digital images pty ltd (1)
Baroid technology inc. (1)
Halliburton enegy services inc. (1)
Halliburton energy servicers inc. (1)
Oneoffshore inc. (1)
Western atlas international inc. (1)
Categories
Class 9 (31)
Class 42 (25)
Class 7 (18)
Class 1 (13)
Class 40 (11)
Class 37 (10)
Class 35 (7)
Class 41 (6)
Class 16 (4)
Class 6 (3)
Class 19 (3)
Class 38 (2)
Class 12 (1)
Class 13 (1)
Class 17 (1)
Class 100 (1)
Attorney
Carolyn s waldo (94)
Gary l bush (5)
Gary l bush esq (2)
Lee e johnson (2)
William p jensen (2)
Elizabeth a hall (1)
Elizabeth w layman (1)
Eugene r montalvo (1)
Jill a mcwhirter (1)
Paul i herman (1)
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