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(d) - data for 1836 include 599 patents issued prior to July 4, the effective date of the 1836 patent law (e) - "Patents", as used in this column, refers to "patents for inventions", also known as "utility" patents Data Sources (a) - recent statistics are obtained from the report, U.S. Patent Statistics Report, U.S. Patent and Trademark Office ...
Yrs: The number of years from first issuance to most recent issuance, rounded to first decimal based on dates. Pats /Yr: The average number of patents received per year [Pats column divided by Yrs column, rounded]. Inv / Pat: The average number of inventors listed on the inventor's most recent 50 patents as of September 7, 2021 or on the date ...
The delay was attributed by spokesmen for the Patent Office to a combination of a sudden increase in business method patent filings after the 1998 State Street Bank decision, the unfamiliarity of patent examiners with the business and financial arts (e.g., banking, insurance, stock trading etc.), and the issuance of a number of controversial ...
In 2013, with the addition of the United States Patent and Trademark Office (USPTO) and China’s national patent collections the database past the 30 million record mark. [4] [5] In 2014, Espacenet, Patentscope and Depatisnet were the main multinational patent databases offered by patent authorities which are available to the public free of ...
Patent number Date of application Equivalent US patent Name of patent 1: FR190332: 1888 May 1: US382282: Perfectionnements dans les procédés et appareils pour transformer et distribuer les courants électriques 2: FR190333: 1888 May 1: US382280: Perfectionnements dans le mode de transmission de la force par l'électricité 3: FR197532: 1889 ...
Charles Batchelor was a superintendent for Edison toward the end of this series of patents. patent number – name of patent (external links to patent images in TIFF format) Electrographic Vote-Recorder. U.S. patent 0,090,646 – Electrographic Vote-Recorder : Edison's first patent. Permitted a "yes" or "no" vote via one of two switches.
AJ Aubrey Patents Description City Filed from Patent Number Date Issued Improved Safety for breakdown guns Hopkinton, MA: 859477: July 9, 1907 Sight For Firearms Meriden, CT: 839535: December 25, 1906 Sight For Firearms Meriden, CT: 835091: November 6, 1906 Automatic Shell-Ejector for Firearms Meriden, CT: 887569: May 12, 1908 Fore-Stock ...
Wikipedia entry for Google Patents.Google Patents is a search engine from Google that indexes patents and patent applications from the United States Patent and Trademark Office.