Respiratory mask

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

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

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; and,

FIG. 6 is a right side view, the left side view being a mirror image thereof.

The broken line showing forms no part of the claimed design, and the shading is provided to illustrate contour only and is not an indication of texture, gloss, etc.

Claims

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

Referenced Cited
U.S. Patent Documents
715052 December 1902 Goodwin
2507447 May 1950 Joie et al.
2752916 July 1956 Haliczer
3308816 March 1967 Franklin et al.
3752157 August 1973 Malmin
4248220 February 3, 1981 White
4719911 January 19, 1988 Carrico
4850347 July 25, 1989 Skov
D326541 May 26, 1992 McBrearty, Jr.
5628308 May 13, 1997 Harges, Jr. et al.
5717991 February 17, 1998 Nozaki et al.
6173712 January 16, 2001 Brunson
6257235 July 10, 2001 Bowen
D449377 October 16, 2001 Henderson et al.
D458364 June 4, 2002 Curran et al.
D459471 June 25, 2002 Curran et al.
6520181 February 18, 2003 Baumann et al.
6530374 March 11, 2003 Ferraro
6584976 July 1, 2003 Japuntich et al.
6823868 November 30, 2004 Begum
6886563 May 3, 2005 Bostock et al.
6945249 September 20, 2005 Griesbach, III et al.
6948499 September 27, 2005 Griesbach, III et al.
6988500 January 24, 2006 Cox
7178528 February 20, 2007 Lau et al.
D575390 August 19, 2008 Scott et al.
D613850 April 13, 2010 Holmquist-Brown et al.
D620104 July 20, 2010 Curran et al.
20020104543 August 8, 2002 Hollander et al.
20040055605 March 25, 2004 Griesbach, III et al.
20050139218 June 30, 2005 Bostock et al.
Foreign Patent Documents
0814871 January 2002 EP
2237746 May 1991 GB
Patent History
Patent number: D657050
Type: Grant
Filed: May 3, 2007
Date of Patent: Apr 3, 2012
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: Christopher P. Henderson (High Shincliffe), John M. Facer (Langley Park), Audra A. Wilson (Gateshead)
Primary Examiner: Ian Simmons
Assistant Examiner: Charles Hanson
Attorney: Karl G. Hanson
Application Number: 29/279,564
Classifications
Current U.S. Class: Mask (D24/110.1)