US Patent 6846002 Hitch ball lock
Patent 6846002 was granted and assigned to Master Lock Company on January, 2005 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
July 30, 2002
0
Date of Patent
January 25, 2005
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Patent Application Number
10209291
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Patent Inventor Names
Christopher R. Irgens
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John Weber
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Patent Jurisdiction
Patent Number
Patent Primary Examiner
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