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HOMCO
Filed on: 2/3/2009
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sealing devices for servicing subterranean wells, namely, metal tubing patches for use in repairing casing in oil and gas wells; manually operated metal valves for preventing blow-out; metal valves for preventing blow-outs, not being parts of machines; metal drill pipes; metal...
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REGISTERED AND RENEWED
6/10/2020
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HOMCO
Filed on: 12/17/1975
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POWER OPERATED OIL WELL TOOLS AND PARTS THEREOF-NAMELY, CUTTERS AND CUTTING KNIVES, SUBS, BITS, SWAGES, SPEARS, OVERSHOTS, FISHING TOOLS, GUIDES FOR OVER SHOTS AND FISHING TOOLS, SHOES, MILLS AND MILLING TOOLS, FISHING TAPS AND BASKETS, BLOCKS, SAMPLERS, DRILLING AND CORING TO...
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EXPIRED
1/20/1998
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HOMCO
Filed on: 11/7/1975
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POWER OPERATED OIL WELL TOOLS AND PARTS THEREOF-NAMELY, CUTTERS AND CUTTING KNIVES, SUBS, BITS, SWAGES, SPEARS, OVERSHOTS, FISHING TOOLS, GUIDES FOR OVERSHOTS AND FISHING TOOLS, SHOES, MILLS AND MILLING TOOLS, FISHING TAPS AND BASKETS, BLOCKS, SAMPLERS, DRILLING AND CORING TOO...
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REGISTERED AND RENEWED
5/4/2017
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HOMCO
Filed on: 1/6/1975
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EXPIRED
2/14/2009
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HOMCO
Filed on: 11/26/1957
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OIL FIELD DRILLING SERVICES SUCH AS DIRECTIONAL DRILLING, WELL SURVEYING, FISHING TOOL SERVICES, AND ELECTRICAL WELL SERVICING
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REGISTERED AND RENEWED
7/24/2019
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