Portion of an anti-asphyxia valve for a respiratory mask

- Resmed Limited
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Description

FIG. 1 is a front perspective view of a portion of an anti-asphyxia valve for a respiratory mask according to our design;

FIG. 2 is a front view thereof;

FIG. 3 is a left side view thereof with the right side view being a mirror image thereof; and,

FIG. 4 is a top view thereof with the bottom view being a mirror image thereof.

The broken lines shown in the drawings represent structural environment are for illustrative purposes only and form no part of the claimed design. The dotted lines represent the border between claimed and non-claimed subject matter and form no part of the claimed design.

Claims

The ornamental design for a portion of an anti-asphyxia valve for a respiratory mask as shown and described.

Referenced Cited
U.S. Patent Documents
3026522 March 1962 Di Julio
6342661 January 29, 2002 Flamm
D468823 January 14, 2003 Smart
D496098 September 14, 2004 Guney et al.
D531314 October 31, 2006 Atkinson et al.
Other references
  • Parent Application, Oldenburg et al., U.S. Appl. No. 29/251,715, filed Jan. 12, 2006.
Patent History
Patent number: D579552
Type: Grant
Filed: Mar 15, 2007
Date of Patent: Oct 28, 2008
Assignee: Resmed Limited (Bella Vista)
Inventors: Alison Oldenburg (Crows Nest), Steven John Lubke (Stanmore), James William Charles Vandyke (Belrose), David John Worboys (Belrose), Susan Robyn Lynch (Epping)
Primary Examiner: Charles A. Rademaker
Assistant Examiner: Christopher Lee
Attorney: Nixon & Vanderhye P.C.
Application Number: 29/273,858