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About 134 Trademarks found that are filed by the attorney Carl A Rowold

Filters

75358313
Dead/Cancelled

on 10 Apr 2010

KNOWLEDGESCAPE

LMHALES, L.L.C.

75358313 · 17 Sep 1997

009

process control software that can adapt to optimize any measurable pro...

73729970
Dead/Cancelled

on 24 Oct 2009

KING CUTTER

BAKER HUGHES INCORPORATED

73729970 · 23 May 1988

007

DRILLING AND CUTTING TOOLS AND EQUIPMENT - NAMELY DOWNHOLE DRILLING BI...

72040257
Dead/Expired

on 23 May 2009

PETRECO

PETROLITE CORPORATION

72040257 · 07 Nov 1957

006

CATALYTIC MATERIAL FOR HYDROCARBON SWEETENING PROCESS,CATALYTIC MATERI...

73697744
Dead/Cancelled

on 11 Apr 2009

EIMEX

BAKER HUGHES INCORPORATED

73697744 · 27 Nov 1987

011

ION EXCHANGE UNITS USED IN THE TREATMENT OF BOILER FEED AND PROCESS WA...

75772409
Dead/Cancelled

on 24 Jan 2009

RIGS+

BAKER HUGHES INCORPORATED

75772409 · 10 Aug 1999

009

well bore surveying and logging system comprising inertial guidance su...

75343400
Dead/Cancelled

on 23 May 2008

SUBSEP

Baker Hughes Incorporated

75343400 · 19 Aug 1997

007

011

Separators for machines, mainly for use in the oil field, extraction a...

73601634
Dead/Cancelled

on 22 Dec 2007

EXPRESSOR

BAKER HUGHES INCORPORATED

73601634 · 02 Jun 1986

007

MACHINES FOR LIQUID-SOLIDS SEPARATION, NAMELY, FILTER BELT PRESSES,MAC...

73596420
Dead/Cancelled

on 06 Oct 2007

WATCHMAN

BAKER HUGHES INCORPORATED

73596420 · 02 May 1986

009

ELECTRONIC UNIT FOR MONITORING AND DETECTING ABNORMAL FLOW CHARACTERIS...

73584710
Dead/Cancelled

on 23 Jun 2007

AQUASHED

BAKER HUGHES INCORPORATED

73584710 · 25 Feb 1986

001

IN THE STATEMENT, COLUMN 1, LINE 1, "PENNSYLVANIA" SHOULD BE DELETED A...

73566584
Dead/Cancelled

on 03 Mar 2007

ARSUL

BAKER PERFORMANCE CHEMICALS INCORPORATED

73566584 · 04 Nov 1985

001

CHEMICALS AND CHEMICAL COMPOSITIONS, NAMELY, A SURFACTANT USED AS A DE...

Status

All

Registered

Pending

Abandoned

Other

Owners

Baker hughes incorporated (114)

Thermo instrument controls inc. (5)

Noran instruments inc. (3)

Fort bend boys choir of texas inc. (2)

Reed tubular products company (2)

Baker performance chemicals incorporated (1)

Grant tfw inc. (1)

Herbert patrick joseph (1)

Ktm process equipment inc. (1)

Lmhales llc (1)

Categories

Class 9 (48)

Class 7 (31)

Class 11 (23)

Class 42 (15)

Class 1 (8)

Class 37 (8)

Class 6 (4)

Class 10 (3)

Class 40 (3)

Class 41 (3)

Class 35 (2)

Class 3 (1)

Class 4 (1)

Class 16 (1)

Class 36 (1)

Correspondents

Carl a rowold (113)

Chief patent counsel (8)

Baker hughes incorporated (6)

Co baker hughes incorporated (1)

Lynn hales (1)

Patrick joseph herbert (1)

Reed rock bit company (1)

Senniger powers leavitt roedel (1)

Stephen a littlefield (1)

Umesh m desai (1)

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