Respiratory mask

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Description

FIG. 1 is a perspective view, showing the new design for a respiratory mask;

FIG. 2 is a front view thereof;

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

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof; and,

FIG. 6 is a rear view thereof.

The broken line showing of a mask is included for the purpose of illustrating environment and forms no part of the claimed design.

The shading is provided to illustrate contour only and is not an indication of surface texture or sheen.

Claims

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

Referenced Cited
U.S. Patent Documents
D31395 August 1899 Geraghty
3971369 July 27, 1976 Aspelin et al.
4248220 February 3, 1981 White
5322061 June 21, 1994 Brunson
5746201 May 5, 1998 Kidd
D449377 October 16, 2001 Henderson et al.
D571459 June 17, 2008 D'Souza et al.
7677248 March 16, 2010 Gerson et al.
7766015 August 3, 2010 Harold et al.
D657050 April 3, 2012 Henderson et al.
D659820 May 15, 2012 Abel et al.
20080271740 November 6, 2008 Gloag et al.
20100154805 June 24, 2010 Duffy et al.
Foreign Patent Documents
2103491 February 1983 GB
Patent History
Patent number: D692125
Type: Grant
Filed: Dec 27, 2012
Date of Patent: Oct 22, 2013
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventor: Dean R. Duffy (Woodbury, MN)
Primary Examiner: Ian Simmons
Assistant Examiner: Richelle Shelton
Application Number: 29/440,780
Classifications
Current U.S. Class: Mask (D24/110.1)