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 thereof.

The broken lines illustrate environmental structure of the respiratory mask body, which 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
D271246 November 1, 1983 Matheson et al.
D286213 October 14, 1986 Maryyanek et al.
5062421 November 5, 1991 Burns et al.
5463693 October 31, 1995 Birli et al.
D382341 August 12, 1997 Freund
D421299 February 29, 2000 Brostrom et al.
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.
D541413 April 24, 2007 Jarvinen et al.
7320722 January 22, 2008 Mittelstadt et al.
D597200 July 28, 2009 Grimsley
D602154 October 13, 2009 Ono et al.
7650884 January 26, 2010 Flannigan et al.
D609884 February 16, 2010 Cho
D613850 April 13, 2010 Holmquist-Brown et al.
Foreign Patent Documents
96961-001 February 2004 EM
2073735 August 1998 GB
Other references
  • 3M Dual-Airline Respirators; 9A-47429 and 9A-31321; p. 322 Safety & Industrial Supplies Jan. 1999 General Catalog by Lab Safety Supply.
Patent History
Patent number: D652507
Type: Grant
Filed: Mar 10, 2010
Date of Patent: Jan 17, 2012
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: William A. Mittelstadt (Woodbury, MN), Joan K. Henry (Woodbury, MN), Nathan A. Abel (Minneapolis, MN), David M. Castiglione (Hudson, WI)
Primary Examiner: Ian Simmons
Assistant Examiner: Christopher Lee
Attorney: Karl G. Hanson
Application Number: 29/357,295
Classifications
Current U.S. Class: Mask (D24/110.1)