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Pipeline joint infill and protective sleeve
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Patent number 7,520,535
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Issue date Apr 21, 2009
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Offshore Joint Services, Inc.
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Guy G Gronquist
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Pipe joint infill and protective sleeve
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Patent number 7,407,197
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Issue date Aug 5, 2008
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Offshore Joint Services, Inc.
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Guy G Gronquist
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Pipe weld cleaning machine
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Patent number 7,059,945
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Issue date Jun 13, 2006
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Offshore Joint Services, Inc.
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Donald P. Skinner
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B24 - GRINDING POLISHING
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85027264 - POLYFUSE
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Serial number 85027264
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Registration number 4007181
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Filing date Apr 30, 2010
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Offshore Joint Services, Inc.
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2 - Paints, varnishes, lacquers