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Air purging
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Patent number 11,833,808
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Issue date Dec 5, 2023
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Hewlett-Packard Development Company, L.P.
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Wenbing Li
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Air purger with plunger
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Patent number 11,691,432
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Issue date Jul 4, 2023
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Hewlett-Packard Development Company, L.P.
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Craig L Malik
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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-
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Fluid supply
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Patent number 8,651,130
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Issue date Feb 18, 2014
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Hewlett-Packard Development Company, L.P.
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Ronald J. Ender
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Fluid supply cap
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Patent number 8,240,345
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Issue date Aug 14, 2012
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Hewlett-Packard Development Company, L.P.
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Ronald J. Ender
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Compact ink delivery in an ink pen
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Patent number 7,922,312
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Issue date Apr 12, 2011
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Hewlett-Packard Development Company, L.P.
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Paul Mark Haines
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Flow control in an ink pen
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Patent number 7,862,138
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Issue date Jan 4, 2011
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Hewlett-Packard Development Company, L.P.
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Paul Mark Haines
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Bearing
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Patent number 7,695,102
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Issue date Apr 13, 2010
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Hewlett-Packard Development Company, L.P.
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Tanya Schneider
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Labyrinth seal structure
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Patent number 7,654,655
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Issue date Feb 2, 2010
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Hewlett-Packard Development Company, L.P.
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Craig Malik
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G01 - MEASURING TESTING
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Filter for printhead assembly
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Patent number 7,614,733
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Issue date Nov 10, 2009
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Hewlett-Packard Development Company, L.P.
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Mark Haines
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H01 - BASIC ELECTRIC ELEMENTS
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Leak detection structure
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Patent number 7,454,955
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Issue date Nov 25, 2008
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Hewlett-Packard Development Company, L.P.
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Mark A. DeVries
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Sensors
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Patent number 7,455,395
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Issue date Nov 25, 2008
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Hewlett-Packard Development Company, L.P.
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Rhonda L. Wilson
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Filter for printhead assembly
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Patent number 7,188,942
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Issue date Mar 13, 2007
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Hewlett-Packard Development Company, L.P.
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Mark Haines
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H01 - BASIC ELECTRIC ELEMENTS
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