John L. SIGMUND

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Holland, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Highly ventilated soffit with obscured ventilation openings
- Patent number 8,028,475
- Issue date Oct 4, 2011
- CertainTeed Corporation
- John L. Sigmund
- E04 - BUILDING
Information Patent Grant
Highly ventilated soffit with obscured ventilation openings
- Patent number 7,594,362
- Issue date Sep 29, 2009
- CertainTeed Corporation
- John L. Sigmund
- E04 - BUILDING
Information Patent Grant
Soffit panel with short holes
- Patent number D561915
- Issue date Feb 12, 2008
- CertainTeed Corporation
- John L. Sigmund
- D25 - Building units and construction elements
Information Patent Grant
Vent for a soffit panel with side openings
- Patent number D529626
- Issue date Oct 3, 2006
- CertainTeed Corporation
- John L. Sigmund
- D25 - Building units and construction elements
Information Patent Grant
Vent for a soffit panel with top openings
- Patent number D523967
- Issue date Jun 27, 2006
- CertainTeed Corporation
- John L. Sigmund
- D25 - Building units and construction elements
Information Patent Grant
Vent for a soffit panel with short top holes
- Patent number D515708
- Issue date Feb 21, 2006
- CertainTeed Corporation
- John L. Sigmund
- D25 - Building units and construction elements
Information Patent Grant
Vented soffit panel
- Patent number 6,941,707
- Issue date Sep 13, 2005
- CertainTeed Corporation
- John L. Sigmund
- E04 - BUILDING

Patents Applicationslast 30 patents

Information Patent Application
HIGHLY VENTILATED SOFFIT WITH OBSCURED VENTILATION OPENINGS
- Publication number 20090126286
- Publication date May 21, 2009
- Certainteed Corporation
- John L. SIGMUND
- E04 - BUILDING
Information Patent Application
Highly ventilated soffit with obscured ventilation openings
- Publication number 20050072082
- Publication date Apr 7, 2005
- John L. Sigmund
- E04 - BUILDING
Information Patent Application
Vented soffit panel
- Publication number 20040216397
- Publication date Nov 4, 2004
- CertainTeed Corporation
- John L. Sigmund
- E04 - BUILDING