ALEXANDRIA, Va., Aug. 5 -- The United States Patent and Trademark Office (USPTO) published about the trademark 'HYDRIL' in its latest official gazette. The trademark application with the serial number 71662540 was filed on Mar. 12, 1954.
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Goods and Services: 13 - 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 ]
International/US Class(es): 13
Mark Drawing Code: 5 - AN ILLUSTRATION DRAWING WITH WORD(S) /LETTER(S)/ NUMBER(S) IN
Current Owner(s): HYDRIL COMPANY 3300 North Sam Houston Parkway East Houston T...