Respirator mask body

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Description

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

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view, the left side view being a mirror image thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view.

The broken line showing forms no part of the claimed design.

Claims

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

Referenced Cited
U.S. Patent Documents
2102037 December 1937 Schwartz
3249108 May 1966 Terman
4458679 July 10, 1984 Ward
4520509 June 4, 1985 Ward
4590933 May 27, 1986 Itoh
D326541 May 26, 1992 McBrearty, Jr.
5505197 April 9, 1996 Scholey
D382341 August 12, 1997 Freund
D440301 April 10, 2001 Fecteau et al.
D467656 December 24, 2002 Mittelstadt et al.
D471627 March 11, 2003 Mittelstadt et al.
D473937 April 29, 2003 Fecteau et al.
D476082 June 17, 2003 Gell
D476732 July 1, 2003 Smart
D597200 July 28, 2009 Grimsley
D619701 July 13, 2010 Edwards et al.
20020195108 December 26, 2002 Mittelstadt et al.
20030154984 August 21, 2003 Fernandes
20110220112 September 15, 2011 Connor
Foreign Patent Documents
96961-001 February 2004 EM
2073735 August 1998 GB
Other references
  • 3M 7500 Series Half Mask literature from p. 257 in SPETS Catalog Vostok-Servis-Spetsodezhda (2007) in Russian, together with comparable product literature provided by applicant in English.
Patent History
Patent number: D655404
Type: Grant
Filed: Mar 10, 2010
Date of Patent: Mar 6, 2012
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventor: William A. Mittelstadt (Woodbury, MN)
Primary Examiner: Rashida Johnson
Attorney: Karl G. Hanson
Application Number: 29/357,304
Classifications
Current U.S. Class: Mask (D24/110.1)