Andrew Frederick Lindahl

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Plano, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Roof ridge vent and ventilated roof employing same
- Patent number 9,890,965
- Issue date Feb 13, 2018
- Air Vent, Inc.
- Robert Bradley Holland
- E04 - BUILDING
Information Patent Grant
Roof ridge vent and ventilated roof employing same
- Patent number 8,790,167
- Issue date Jul 29, 2014
- Air Vent, Inc.
- Robert Bradley Holland
- E04 - BUILDING
Information Patent Grant
Roof vent and sealing element therefor
- Patent number D654161
- Issue date Feb 14, 2012
- Air Vent, Inc.
- Robert Bradley Holland
- D23 - Environmental heating and cooling

Patents Applicationslast 30 patents

Information Patent Application
ROOF RIDGE VENT AND VENTILATED ROOF EMPLOYING SAME
- Publication number 20140308891
- Publication date Oct 16, 2014
- AIR VENT, INC.
- ROBERT BRADLEY HOLLAND
- E04 - BUILDING
Information Patent Application
ROOF RIDGE VENT AND VENTILATED ROOF EMPLOYING SAME
- Publication number 20110195655
- Publication date Aug 11, 2011
- AIR VENT, INC.
- Robert Bradley Holland
- F24 - HEATING RANGES VENTILATING