Patent
   D683014
Priority
Feb 15 2012
Filed
Feb 15 2012
Issued
May 21 2013
Expiry
May 21 2027
Assg.orig
Entity
unknown
3
16
n/a
The ornamental design for a powered air purifying respirator (PAPR) blower having attachment bosses, as shown and described.

FIG. 1 is a rear perspective view showing the new design for a powered air purifying respirator (PAPR) blower having attachment bosses;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a left view thereof; and,

FIG. 7 is a right view thereof.

The broken line showing of portions of the article is included for the purpose of illustrating environmental structure and forms no part of the claimed design.

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

Krepel, Kenneth J., Hu, Jia, Abel, Nathan A., Pilgrim, John M.

Patent Priority Assignee Title
D739007, Mar 14 2014 3M Innovative Properties Company Powered air purifying respirator unit control panel
D747470, Feb 01 2013 3M Innovative Properties Company; 3M INNOVIATVE PROPERTIES COMPANY Respirator cartridge connector
D887554, Jun 09 2015 Lincoln Global, Inc Belt bracket of a powered air purifying respirator
Patent Priority Assignee Title
1093033,
1937424,
4389635, Nov 12 1980 TRISTAR ENTERPRISES, L L C Interfacing attachment for remote mechanical fire alarms
4899740, Jan 17 1989 E. D. Bullard Company Respirator system for use with a hood or face mask
7921615, Jan 08 2007 UNIFOR S.p.A. Iron sheet panel with horizontal groove for interior space partitioning
20070278168,
20090314295,
20100163698,
20110126713,
D267453, Sep 15 1980 Holder for a shaving instrument
D286721, Oct 31 1980 Leifheit AG Rack for scissors
56016,
56017,
56018,
D632375, Apr 04 2008 3M Innovative Properties Company Air blowers
D646379, Apr 30 2008 Otos Wing Co., Ltd. Portable air supplier
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 14 2012HU, JIA3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0277070394 pdf
Feb 14 2012ABEL, NATHAN A 3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0277070394 pdf
Feb 14 2012KREPEL, KENNETH J 3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0277070394 pdf
Feb 14 2012PILGRIM, JOHN M 3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0277070394 pdf
Feb 15 20123M Innovative Properties Company(assignment on the face of the patent)
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