US Patent D549316 Tapered composition vent

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Is a

Patent

Patent attributes

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

D549316

Patent Inventor Names

Carolina O'Hagin0

Harry T. O'Hagin0

Date of Patent

August 21, 2007

Patent Application Number

29195520

Date Filed

December 11, 2003

Patent Citations Received

‌

US Patent 11788743 Roof vent with an integrated fan

‌

US Patent D1023428 Horticulture lighting controller chassis

‌

US Patent 11850457 Ember-resistant and flame-resistant roof ventilation system

Patent Primary Examiner

‌

Louis Zarfas

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