James Lefgren

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Richmond, UT, US

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Patents Grantslast 30 patents

Information Patent Grant
Carbide studs for stability and motive traction of footwear
- Patent number 7,695,078
- Issue date Apr 13, 2010
- James Lefgren
- A43 - FOOTWEAR

Patents Applicationslast 30 patents

Information Patent Application
Carbide Studs for Stability and Motive Traction of Footwear
- Publication number 20100293818
- Publication date Nov 25, 2010
- James Lefgren
- A43 - FOOTWEAR
Information Patent Application
Carbide Studs for Stability and Motive Traction of Footwear
- Publication number 20080148601
- Publication date Jun 26, 2008
- James Lefgren
- A43 - FOOTWEAR
Information Patent Application
Carbide studs for stability and motive traction
- Publication number 20050269878
- Publication date Dec 8, 2005
- James Lefgren
- A43 - FOOTWEAR