Respirator mask body
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Description
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
Foreign Patent Documents
Other references
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3249108 | May 1966 | Terman |
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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 |
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96961-001 | February 2004 | EM |
2073735 | August 1998 | GB |
- 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
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)