Trademark Search  /  DRILLMASTER

DRILLMASTER

○ Dead · Cancelled

U.S. federal trademark · Serial No. 73506091 · Reg. No. 1355103

Mark
DRILLMASTER
Status
Cancelled
Serial Number
73506091
Registration No.
1355103
Filing Date
October 29, 1984
Registration Date
August 20, 1985
Class(es)
Class 009

Owners

VARCO I/P, INC.
03 · HOUSTON, TX, US
VARCO INTERNATIONAL, INC.
03 · Houston, TX, US
TECHNICAL OIL TOOL CORPORATION
03 · NORMAN, OK, US
TECHNICAL OIL TOOL CORPORATION
03 · NORMAN, OK, US
TECHNICAL OIL TOOL CORPORATION
03 · NORMAN, OK, US

Goods & Services

ELECTRONIC INSTRUMENTATION FOR MONITORING WELL DRILLING PARAMETERS

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Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.