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Traversing firewalls
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Patent number 9,866,531
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Issue date Jan 9, 2018
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Hewlett-Packard Development Company, L.P.
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Gregory Eugene Perkins
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Traversing firewalls
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Patent number 9,106,526
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Issue date Aug 11, 2015
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Hewlett-Packard Development Company, L.P.
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Gregory Eugene Perkins
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Media qualification accessory and method
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Patent number 7,048,272
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Issue date May 23, 2006
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Hewlett-Packard Development Company, L.P.
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D. Travis Lay
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Ink cartridge refilling system
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Patent number 6,973,943
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Issue date Dec 13, 2005
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Hewlett-Packard Development Company, L.P.
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Robert M. Sesek
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Ink cartridge refilling station
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Patent number 6,729,360
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Issue date May 4, 2004
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Hewlett-Packard Development Company, L.P.
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Robert M. Sesek
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS