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Box protector for a threaded joint for pipes
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Patent number 9,523,458
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Issue date Dec 20, 2016
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Nippon Steel & Sumitomo Metal Corporation
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Yasuhiro Yamamoto
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Protector for tubular threaded joint
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Patent number 8,622,091
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Issue date Jan 7, 2014
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Nippon Steel & Sumitomo Metal Corporation
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Yasuhiro Yamamoto
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Pipe thread protector
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Patent number 8,424,570
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Issue date Apr 23, 2013
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Drilltec Patents & Technologies Corporation
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Bryan C. Baker
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Thread protector
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Patent number 6,367,508
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Issue date Apr 9, 2002
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Drilltec Patents & Technologies Company, Inc.
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Darrell R. Richards
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Connector assembly
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Patent number 6,261,037
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Issue date Jul 17, 2001
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Drilltec Patents & Technologies Company, Inc.
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Darrell R. Richards
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Thread protector
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Patent number 6,196,270
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Issue date Mar 6, 2001
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Drilltec Patents & Technologies Company, Inc.
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Darrell R. Richards
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Pipe-end protector
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Patent number 5,244,015
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Issue date Sep 14, 1993
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Drilltec Patents & Technologies Co.
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Wilfried Dreyfuss
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Pipe-end protector
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Patent number 5,195,562
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Issue date Mar 23, 1993
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Drilltec Patents & Technologies Co.
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Wilfried Dreyfuss
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Equipment for storing and shipping pipes
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Patent number 5,123,547
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Issue date Jun 23, 1992
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Drilltec Patents & Technologies Co., Inc.
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Robert Koch
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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75504715 - PROCADD
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Serial number 75504715
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Registration number 2455792
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Filing date Jun 18, 1998
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Drilltec Patents & Technologies Company, Inc.
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17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes
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75482786 - ACT
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Serial number 75482786
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Registration number 2365114
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Filing date May 11, 1998
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Drilltec Patents & Technologies Company, Inc.
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6 - Common metals and their alloys
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74508618 - ENVIRONCLEAN
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Serial number 74508618
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Registration number 1921165
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Filing date Apr 4, 1994
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Drilltec Patents & Technologies Company, Inc.
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37 - Building construction