Humidifier with structure to prevent backflow of liquid through the humidifier inlet | Patent Number 07614398

US 07614398 B2
Application Number11181807
Publication NumberUS 20050247314 A1
Pendency4 years, 3 months, 29 days
Filled DateJul 15, 2005
Priority DateFeb 14, 2002
Publication DateNov 10, 2005
Expiration DateNov 10, 2017
Inventor/ApplicantsPerry David Lithgow
Andrew Cheung
Alexander Virr
Richard Llewelyn Jones
Ian Malcolm Smith
ExaminesMATTER, KRISTEN CLARETTE
Art Unit3771
Technology Center3700
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