Pliable-wall air ducts with internal expanding structures | Patent Number 09605865

US 09605865 B2
Application Number14288116
Publication NumberUS 20140261835 A1
Pendency2 years, 10 months, 6 days
Filled DateMay 27, 2014
Priority DateNov 19, 2010
Publication DateSep 18, 2014
Expiration DateNov 18, 2030
Inventor/ApplicantsWilliam A. Niehaus
Kevin J. Gebke
Frank Heim
Nicholas L. Kaufmann
Cary Pinkalla
ExaminesJACYNA, J CASIMER
Art Unit3754
Technology Center3700
Assignments
Ritehite Holding Corporation
Current
Ritehite Holding Corporation
Original
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