Duct access door | Patent Number 09500387

US 09500387 B2
Application Number14504469
Publication NumberUS 20150020459 A1
Pendency2 years, 1 month, 22 days
Filled DateOct 2, 2014
Priority DateNov 7, 2012
Publication DateJan 22, 2015
Expiration DateNov 6, 2032
Inventor/ApplicantsKevin R. Chwala
Brian S. Smith
ExaminesREDMAN, JERRY E
Art Unit3634
Technology Center3600
Assignments
Omni Containment Systems Llc
Current
Omni Containment Systems Llc
Original
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