About 7 Trademarks found that are filed by the law firm Patrick H Mccollum

ICAT

Precision Energy Services, Inc.

78754897

16 Nov 2005

Well logging instruments, namely array induction tools for making meas...

ICAT

PRECISION ENERGY SERVICES, INC.

76304901

27 Aug 2001

Well logging instruments, namely array induction tools for making meas...

CHES II

Dresser Industries, Inc.

73243337

17 Dec 1979

Well Logging Services, Particularly to Measuring and Providing a Log o...

SMRT

Computalog U.S.A. Inc.

76231125

27 Mar 2001

Well logging instruments, namely magnetic resonance sensors for making...

DATREX

Dresser Industries, Inc.

73241832

06 Dec 1979

Gathering and Transmission of Geological and Geophysical Data in Conne...

PROLOG

Dresser Industries, Inc.

73241684

05 Dec 1979

Well Logging Services, Particularly to Measuring and Providing a Log o...

WDS

WESTERN ATLAS INTERNATIONAL, INC.

73696095

13 Nov 1987

COMPUTER SOFTWARE PROGRAMS AND MATERIALS ASSOCIATED THEREWITH, NAMELY,...