Attachment for scavenging escape gas from a nasal mask

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Description

FIG. 1 is a perspective view of the nasal mask attachment in accordance with my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side elevation thereof;

FIG. 5 is a left side elevation thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Claims

The ornamental design for an “attachment for scavenging escape gas from a nasal mask,” as shown and described.

Referenced Cited
U.S. Patent Documents
D439326 March 20, 2001 Hecker et al.
D529606 October 3, 2006 Hind et al.
20060076013 April 13, 2006 Berg
Patent History
Patent number: D569501
Type: Grant
Filed: Jun 25, 2007
Date of Patent: May 20, 2008
Inventor: Hakan Berg (Göteborg)
Primary Examiner: Ian Simmons
Assistant Examiner: Christopher Lee
Attorney: Nixon & Vanderhye, PC
Application Number: 29/287,076