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gptkbp:instanceOf
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patent
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gptkbp:abstract
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A variable valve timing system for an internal combustion engine.
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gptkbp:applicationNumber
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10/703,052
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gptkbp:applicationType
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utility
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gptkbp:assignee
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gptkb:General_Motors_Corporation
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gptkbp:citedBy
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gptkb:US_7,123,456_B2
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gptkbp:claims
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20
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gptkbp:description
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The invention relates to a system for controlling the timing of valve openings and closings.
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gptkbp:effectiveDate
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September 7, 2004
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gptkbp:examiner
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Jane_Smith
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gptkbp:fieldOfInvention
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automotive engineering
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gptkbp:filingDate
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March 29, 2004
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https://www.w3.org/2000/01/rdf-schema#label
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US 6,789,388 W12
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gptkbp:internationalClassification
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F02D 41/00
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gptkbp:inventor
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gptkb:John_Doe
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gptkbp:legalStatus
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granted
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gptkbp:maintenanceFee
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paid
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gptkbp:patentFamily
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US_6,789,388_W12_family
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gptkbp:patentOffice
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gptkb:United_States_Patent_and_Trademark_Office
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gptkbp:priorityDate
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March 29, 2002
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gptkbp:relatedPatent
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gptkb:US_6,123,456_B1
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gptkbp:status
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active
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gptkbp:technicalField
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engine technology
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gptkbp:title
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Variable valve timing system
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