O C T Logo (USPTO, 10/28/1976)
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The US trademark O C T was filed as Figurative mark on 10/28/1976 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 01/24/1978.
The current status of the mark is "EXPIRED".
| Trademark form | Figurative mark |
| File reference | 73104612 |
| Register number | 1083156 |
| Application date | October 28, 1976 |
| Entry date | January 24, 1978 |
Trademark owner
200 E. RANDOLPH DRIVE
60601 CHICAGO
US
60601 CHICAGO
US
goods and services
6
BOTTOM HOLE TEST ADAPTERS, WASH NIPPLE ADAPTERS, CHOKE ADAPTERS, TUBING HEAD ADAPTERS AND MUD CROSS ADAPTERS, ALL IN THE NATURE OF FITTINGS; MANUALLY OPERATED CONNECTORS AND COUPLING FOR CONDUITS AND THE LIKE; REINSTALLATION NIPPLES, METAL RING GASKETS; POSITIVE CHOKES IN THE NATURE OF FIXED ORIFICES; ADJUSTABLE CHOKES AND CHOKE ASSEMBLIES IN THE NATURE OF ADJUSTABLE VALVES; TUBING HEADS AND TUBING HEAD ATTACHMENTS; TEES, ELLS, BUSHINGS, CROSSES, NIPPLES, COUPLINGS AND THE LIKE FITTINGS; FLANGES AND FLANGED FITTINGS; TUBING HANGERS; HANGER COUPLINGS; CASING HEADS; CASING HANGERS; CAGE NIPPLES; WASH NIPPLES; SWAGE NIPPLES; BULL PLUGS; VALVE REMOVAL PLUGS; UNIONS FOR PIPES AND THE LIKE; PACKOFFS; PACKOFF FLANGES; STRIPPERS; STUD BOLTS AND NUTS THEREFOR; CLAMPS AND HUBS FOR FLANGED FITTING CONNECTORS; TEST PLUGS; BOWL PROTETORS; COMPANION FLANGES; MULTIPLE WELL COMPLETION FITTINGS; MANUALLY OPERATED VALVES MADE OF METAL; CASING SPOOLS; SWIVEL JOINTS; AND LANDING SUB ASSEMBLIES IN THE NATURE OF FITTINGS
7
HYDRAULIC PNEUMATIC-HYDRAULIC AND ELECTRO-HYDRAULIC CONTROLS FOR OPERATING REMOTELY LOCATED WELL COMPLETION ASSEMBLIES; POWER OPERATED VALVE ACTUATORS; FLUID CONTROL VALVES BEING PARTS OF MACHINES; POWER ACTUATED CONNECTORS AND COUPLINGS FOR CONDUITS AND THE LIKE; UNITIZED WELLHEADS; WELLHEAD ASSEMBLIES; WELL COMPLETION ASSEMBLIES AND SYSTEMS COMPRISING, FOR EXAMPLE, IN ADDITION TO A WELLHEAD ASSEMBLY, A TUBING HEAD, TUBING HANGER, TUBING HEAD ADAPTER, VALVE, TEE AND CHOKE; SUBSEA AND SURFACE SUSPENSION APPARATUS FOR WELLS AND POWER OPERATED AND POWER
8
MECHANIC'S HAND TOOLSS AND MANUALLY OPERATED WELL TOOLS
9
FLOW CONTROLS
17
FLANGE PROTECTORS OF RUBBER AND THE LIKE MATERIAL
ID: 1373104612