Derrell J. Weldy

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Campo, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Hopper stand
- Patent number 7,111,811
- Issue date Sep 26, 2006
- Pla-Cor Incorporated
- Derrell J. Weldy
- E04 - BUILDING
Information Patent Grant
Hopper apparatus and method for application of joint compound to co...
- Patent number 6,907,908
- Issue date Jun 21, 2005
- Pla-Cor Incorporated
- Derrell J. Weldy
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Wall board joint reinforcing system
- Patent number 5,086,598
- Issue date Feb 11, 1992
- Weldy; Derrell J.
- Derrell J. Weldy
- E04 - BUILDING

Patents Applicationslast 30 patents

Information Patent Application
Hopper stand
- Publication number 20070145207
- Publication date Jun 28, 2007
- Derrell J. Weldy
- E04 - BUILDING
Information Patent Application
Hopper stand
- Publication number 20050242249
- Publication date Nov 3, 2005
- Derrell J. Weldy
- E04 - BUILDING