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HYDRIL

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U.S. federal trademark · Serial No. 71662540 · Reg. No. 0618074

Mark
HYDRIL
Status
Registered
Serial Number
71662540
Registration No.
0618074
Filing Date
March 12, 1954
Registration Date
December 27, 1955
Class(es)
Class 021

Owners

HYDRIL COMPANY
03 · Houston, TX, US
HYDRIL CORPORATION OF CALIFORNIA
03 · LOS ANGELES, CA, US

Goods & Services

PULSATION DAMPENERS, [ VALVES OF ALL KINDS AND PIPE FITTINGS, ] BLOWOUT PREVENTERS [, ACCUMULATORS, CASING JOINTS, TUBING JOINTS, DRILL STEM JOINTS, PIPE CONNECTORS, GAS SEPARATORS, FLUSH JOINT DRILL PIPES AND VALVES COMPRISING OIL FIELD EQUIPMENT ]

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