William Klingensmith

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Pittsburgh, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Integrated window sash with groove for desiccant material
- Patent number 7,997,037
- Issue date Aug 16, 2011
- PPG Industries Ohio, Inc.
- Stephen L. Crandell
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Integrated window sash with lattice frame and retainer clip
- Patent number 7,765,769
- Issue date Aug 3, 2010
- PPG Industries Ohio, Inc.
- Barent A. Rosskamp
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Method of making an integrated window sash
- Patent number 7,588,653
- Issue date Sep 15, 2009
- PPG Industries Ohio, Inc.
- Stephen L. Crandell
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Integrated window sash
- Patent number 7,490,445
- Issue date Feb 17, 2009
- PPG Industries Ohio, Inc.
- Cory D. Steffek
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

Information Patent Application
Integrated window sash with groove for desiccant material
- Publication number 20050034386
- Publication date Feb 17, 2005
- Stephen L. Crandell
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
Integrated window sash
- Publication number 20050028460
- Publication date Feb 10, 2005
- Cory D. Steffek
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
Integrated window sash with lattice frame and retainer clip
- Publication number 20050028458
- Publication date Feb 10, 2005
- Barent A. Rosskamp
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
Method of making an integrated window sash
- Publication number 20050028459
- Publication date Feb 10, 2005
- Stephen L. Crandell
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS