U.S. patent number D658,098 [Application Number D/386,975] was granted by the patent office on 2012-04-24 for pair of handlebar extension bars. Invention is credited to Richard Plainfield.
United States Patent | D658,098 |
Plainfield | April 24, 2012 |
**Please see images for: ( Certificate of Correction ) ** |
Inventors: | Plainfield; Richard (Portland, OR) |
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Appl. No.: | D/386,975 |
Filed: | March 7, 2011 |
Current U.S. Class: | D12/178 |
Current International Class: | 1211 |
Field of Search: | ;D12/178,114,110,126 ;180/219,220 ;74/551.1-551.9,543,544 ;280/288.4,274-280,263,281.1,288.1-288.3,270 ;D8/303 ;16/110.1,421 |
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J & P Cycles.RTM. Keeping the World on 2 Wheels.RTM. 2008 Sportbike parts and accessories catalog. Convertibars and Clip-on Handlebars on p. 109. cited by examiner . Photograph of experimental prototype used to test functionality of device, dated Feb. 24, 2010. cited by other. |
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