-
Master Classification File (MCF) / Patent Grant (Classification Sequence) (02...
Current U.S. classification information for all patent grants issued by the U.S. Patent and Trademark Office from 1790 to Present. Approximately 450 main divisions of... -
Patent Grant Maintenance Fee Events (September 1, 1981 - Present)
Contains recorded maintenance fee events for patents granted from September 1, 1981 to Present. Each new weekly file is cumulative. The file format is ASCII. Available weekly... -
Image File Wrapper (IFW) Petition Decisions (January 2003 - April 2012)
Contains the images of USPTO Petition Decisions from the USPTO Image File Wrapper (IFW) System, one of the components of the USPTO Public Patent Application Information... -
Patent Grant Maintenance Fee Events (September 1, 1981 - Present)
Contains recorded maintenance fee events for patents granted from September 1, 1981 to Present. Each new weekly file is cumulative. The file format is ASCII. Available weekly... -
Master Classification File (MCF) / Patent Grant (Patent Grant Sequence) (02/2...
Current U.S. classification information for all patent grants issued by the U.S. Patent and Trademark Office from 1790 to Present. Approximately 450 main divisions of...
E' possibile inoltre accedere al registro usando le API (vedi Documentazione API).