Nasal mask

- Invacare Corporation
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Description

FIG. 1 is a perspective view of a first embodiment of a nasal mask showing the new design;

FIG. 2 is a side view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is other side view thereof;

FIG. 5 is a back view thereof;

FIG. 6 is a bottom view thereof; and

FIG. 7 is a top view;

FIG. 8 is a perspective view of a second embodiment of a nasal mask;

FIG. 9 is a side view thereof;

FIG. 10 is a front view thereof;

FIG. 11 is other side view thereof;

FIG. 12 is a back view thereof;

FIG. 13 is a bottom view thereof;

FIG. 14 is a top view;

FIG. 15 is a perspective view of a third embodiment of a nasal mask;

FIG. 16 is a side view thereof;

FIG. 17 is a front view thereof;

FIG. 18 is other side thereof;

FIG. 19 is a back view thereof;

FIG. 20 is a bottom view thereof; and,

FIG. 21 is a top view.

The portions of the Figures shown in phantom lines are not part of the claimed design but are for illustration only.

Claims

The ornamental design for a nasal mask, as shown and described.

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Patent History
Patent number: D583931
Type: Grant
Filed: Apr 16, 2004
Date of Patent: Dec 30, 2008
Assignee: Invacare Corporation (Elyria, OH)
Inventors: Mark E. Rosenkranz (Parma, OH), Tom Sprinkle (Rocky River, OH), Mary B. Whitesel (Grafton, OH), Valentine A. Hodos (Cleveland, OH), Neal J. Curran (Lakewood, OH)
Primary Examiner: Ian Simmons
Assistant Examiner: Christopher Lee
Attorney: Calfee, Halter & Griswold, LLP
Application Number: 29/203,730
Classifications
Current U.S. Class: Including Provision For Tube (D24/110.4); Mask (D24/110.1)