Louvered ventilation grille
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The features shown in broken lines depict environmental subject matter only and forms no part of the claimed design.
Claims
The ornamental design for a louvered air ventilation grille, as shown and described.
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Type: Grant
Filed: Sep 20, 2007
Date of Patent: May 31, 2011
Assignee: Venmar Ventilation Inc. (Drummondville)
Inventors: Éric Charlebois (St-Nicéphore), Sébastien Martel (Grand-Saint-Esprit), Danic Vermette (St-Cyrile de Wendover), Jean-Bernard Piaud (Sherbrooke), Marc-André Verville (Drummondville)
Primary Examiner: T. Chase Nelson
Assistant Examiner: David G Muller
Application Number: 29/287,791