Mask cushion

- ResMed Limited
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Description

FIG. 1 is a front perspective view of a mask cushion according to our design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a left side view thereof; and,

FIG. 7 is a right side view thereof.

Claims

The ornamental design for a mask cushion, as shown.

Referenced Cited
U.S. Patent Documents
D423096 April 18, 2000 Kwok
D428139 July 11, 2000 Smart
D428988 August 1, 2000 Smart
D443355 June 5, 2001 Gunaratnam et al.
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D459800 July 2, 2002 Smart
D464728 October 22, 2002 Paul
6467483 October 22, 2002 Kopacko
6513526 February 4, 2003 Kwok
D476732 July 1, 2003 Smart
6584977 July 1, 2003 Serowski
D486907 February 17, 2004 Guney et al.
6691707 February 17, 2004 Gunaratnam
D495797 September 7, 2004 Guney et al.
D498530 November 16, 2004 Smart
6851425 February 8, 2005 Jaffre
D506827 June 28, 2005 Jones et al.
D515204 February 14, 2006 Guney et al.
D535023 January 9, 2007 Smart et al.
D537523 February 27, 2007 Dantanarayana et al.
D557411 December 11, 2007 Smart et al.
20030196657 October 23, 2003 Ging
Other references
  • Dantanarayana et al., Parent U.S. Appl. No. 29/269,688, filed Dec. 7, 2006.
  • Edwards et al., U.S. Appl. No. 29/257,532, filed Apr. 6, 2006.
  • Smart et al., U.S. Appl. No. 29/292,783, filed Oct. 29, 2007.
Patent History
Patent number: D613852
Type: Grant
Filed: Mar 9, 2009
Date of Patent: Apr 13, 2010
Assignee: ResMed Limited (Bella Vista)
Inventors: Muditha Pradeep Dantanarayana (Cherrybrook), Anthony Michael Ging (Vancouver), Gregory Scott Smart (Randwick), John M. Snow (Busselton), David John Worboys (Belrose)
Primary Examiner: Ian Simmons
Assistant Examiner: Christopher Lee
Attorney: Nixon & Vanderhye P.C.
Application Number: 29/311,411