Certificates of Correction

Patent grant single-page TIFF images (JUL 31, 1790 - present) (Grant Yellow Book 2 based on WIPO ST.33)

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Contains the images of each patent grant issued weekly (Tuesdays) from July 31, 1790 to present in Tagged Image File Format (TIFF) Revision 6.0 with CCITT Group 4 Compression (single-page TIFFs). Includes a separate weekly Certificates-of-Correction (C-of-C) file and a daily Certificates file.
Certificates-of-Correction (C-of-C) File (2010 - present) contains a listing of all Certificates of Correction for US patent documents and lists the following fields: Document Number; Publication Date; and Kind of Document Code (always "X6"). Layout information for the Certificates of Correction File is provided and additional information regarding Certificates of Correction can be found on the list at the following location https://www.uspto.gov/patents-getting-started/general-information-concerning-patents#heading-26
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2019-12-03   Download (20.8 MB)

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