Portion of a humidifier tub

- ResMed Limited
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Description

FIG. 1 is a perspective view of portion of a humidifier tub according to our design;

FIG. 2 is a front view thereof;

FIG. 3 is a top view thereof; and,

FIG. 4 is a right side view thereof with the left side view thereof being a mirror image thereof.

Where included, broken lines showing environment or structure are for illustrative purposes only and form no part of the claimed design.

Claims

The ornamental design for portion of a humidifier tub, as shown and described.

Referenced Cited
U.S. Patent Documents
D370059 May 21, 1996 Chiu et al.
D377973 February 11, 1997 Jane et al.
D385343 October 21, 1997 Chiu et al.
D498527 November 16, 2004 Virr et al.
D544591 June 12, 2007 Snow et al.
D549810 August 28, 2007 Smith et al.
Other references
  • Snow et al., Parent U.S. Appl. No. 29/274,232, filed Apr. 6, 2007.
Patent History
Patent number: D576263
Type: Grant
Filed: Nov 14, 2007
Date of Patent: Sep 2, 2008
Assignee: ResMed Limited (Bella Vista)
Inventors: John Michael Snow (Cremorne), Dan Kao (Chatswood), Perry David Lithgow (Glenwood), Ian Malcolm Smith (Westleigh), William Bonilla (Blacktown)
Primary Examiner: Robin V Webster
Attorney: Nixon & Vanderhye P.C.
Application Number: 29/290,275
Classifications
Current U.S. Class: Humidifier (D23/356)