Peter A. Kalnay

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Cupertino, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Fully enclosed, folding, expandable multi-antechamber for emergencies
- Patent number 7,290,378
- Issue date Nov 6, 2007
- Peter Andres Kalnay
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Foldable, expandable framework for a variety of structural purposes
- Patent number 7,152,614
- Issue date Dec 26, 2006
- Peter A. Kalnay
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Foldable, expandable framework for a variety of structural purposes
- Patent number 6,766,623
- Issue date Jul 27, 2004
- Peter A. Kalnay
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

Information Patent Application
Fully enclosed, folding, expandable multi-antechamber for emergencies
- Publication number 20050279047
- Publication date Dec 22, 2005
- Peter Andres Kalnay
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
Foldable, expandable framework for a variety of structural purposes
- Publication number 20050060951
- Publication date Mar 24, 2005
- Peter A. Kalnay
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS