US Patent D635239 Draft blocker

Overview Structured Data Issues Contributors Activity

Is a

Patent

Patent attributes

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

D6352390

Patent Inventor Names

Robert Cohen0

Steven Allan Liebson0

Graeme Anthony Liebson0

Date of Patent

March 29, 2011

Patent Application Number

293544160

Date Filed

January 24, 2010

Patent Citations Received

‌

US Patent D1047328 Blast gate

‌

US Patent D1021059 Ventilation system adaptor collar

‌

US Patent D1021058 Ventilation system adaptor cartridge

‌

US Patent D1029233 Ventilation adaptor

Patent Primary Examiner

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T Chase Nelson

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