U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

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...that the inventor of the electric motor was a blacksmith named Thomas Davenport? Described as "a brilliantly unsuccessful inventor", Davenport invented the first rotary electric motor. In 1836 he headed out -- on foot -- from his Vermont home to file a patent application at the Patent Office in Washington, D.C. By the time he got there, he had squandered away his money and couldn't afford the $30 filing fee so he turned around and went home. When he later mailed in his application with money he'd raised, the Patent office was destroyed in a fire. He did finally get credit for his invention on Feb. 5, 1837.

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Inventor: Rhydwyn William Barnfield


Address: Cumnor Hill, EN
No. of patents: 1
Last patent issue date: 09/06/1977

NumberTitleIssue Date
4046712Catalysts sputtered on substantially nonporous low surface area particulate supports
In catalytic gas phase reactions there is used a catalyst comprising a sputtered deposit of catalytic material equivalent to between 0.5 and 5 monatomic layers upon a hard, substantially non-porous substrate. The substrate being hard and non-porous is of ...
09/06/1977
 
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