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05-22-2007, 7:23 AM jessicash Joined on 05-22-2007 Posts 1 Renewal of patents Do patents have to be renewed every few years?    Report

11-01-2007, 8:35 AM JensSorensen Joined on 01-25-2006 San Diego, CA Posts 27 Re: Renewal of patents Generally speaking, yes! Please see: http://www.uspto.gov/web/offices/ac/qs/ope/fee2007september30.htm#maintain    Report

PatentReference... » Law Students » Questions for S... » Re: Renewal of patents

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