Category Archives: Certificates of Correction

Proofreading Patents May Save Big $$$

Posted on August 13, 2008 by mjwhitekingston

The USPTO published more than 480,000 patent documents in 2007, so it isn’t surprising that a few of them contain errors. Last year the PTO issued 23,000 certificates of correction (CCs), or about 12.5% of all issued patents. CCs are … Continue reading →

Posted in Certificates of Correction, Official Gazette, USPTO | Leave a comment