Search Images Maps Play YouTube News Gmail Drive More »
Sign in
Screen reader users: click this link for accessible mode. Accessible mode has the same essential features but works better with your reader.


  1. Advanced Patent Search
Publication numberUSD428988 S
Publication typeGrant
Application numberUS 29/101,862
Publication dateAug 1, 2000
Filing dateMar 12, 1999
Priority dateDec 9, 1998
Publication number101862, 29101862, US D428988 S, US D428988S, US-S-D428988, USD428988 S, USD428988S
InventorsGregory Scott Smart
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Mask cushion
US D428988 S
Abstract  available in
Previous page
Next page
  1. The ornamental design for a mask cushion, as shown and described.

FIG. 1 is a top view;

FIG. 2 is a front perspective view;

FIG. 3 is a rear view;

FIG. 4 is a side view;

FIG. 5 is a rear perspective view;

FIG. 6 is a front view; and,

FIG. 7 is a bottom view.

Non-Patent Citations
1"Disposable Full Face Mask", Brochure by Respironics, Inc, Oct. 20, 1994., 2 pgs.
2Data Sheet Advertisements for new Rudolph anesthesia face mask silicone, non-conductive, translucent, 1995 Hans Rudolph, Inc. (691159-1).
3Data Sheet Advertisements for new Rudolph mouth breathing face mask two-way non-rebreathing, 1995 Hans Rudolph, Inc. (691150-1), (691151-1).
4Data Sheet Advertisements for new Rudolph nasal and mouth breathing face mask two-way non-rebreathing, 1995 Hans Rudolph, Inc. (691148-1), (691149-1).
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US7487777Dec 9, 2005Feb 10, 2009Resmed LimitedCushion clip assembly and mask assembly having same
US8667965Dec 19, 2008Mar 11, 2014Redmed LimitedMask cushion and frame assembly
US20140041664 *Oct 18, 2013Feb 13, 2014Resmed LimitedReinforcing member for a patient interface
U.S. ClassificationD24/110.1, D24/110.5, D24/110.4