Patent
   D729380
Priority
Feb 15 2012
Filed
Feb 15 2012
Issued
May 12 2015
Expiry
May 12 2029
Assg.orig
Entity
unknown
1
9
n/a
The ornamental design for a powered air purifying respirator blower, as shown and described.

FIG. 1 is a front perspective view showing the new design for a powered air purifying respirator blower;

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.

Abel, Nathan A., Pilgrim, John M.

Patent Priority Assignee Title
D751716, Feb 11 2015 Intracorporeal artificial lung
Patent Priority Assignee Title
4899740, Jan 17 1989 E. D. Bullard Company Respirator system for use with a hood or face mask
20090314295,
20110126713,
D350602, Nov 01 1991 RHONE-POULENC RORER LIMITED, A CORP OF GREAT BRITAIN Combined dry powder inhaler and cap
D471273, Jan 07 2002 Novartis Pharma AG Inhaler for dispensing medication
D473640, May 13 2002 KOS LIFE SCIENCES, INC Breath actuated inhaler
D632375, Apr 04 2008 3M Innovative Properties Company Air blowers
D633019, Sep 29 2010 MAGNA MIRRORS OF AMERICA, INC. Vehicular prismatic mirror assembly
D646379, Apr 30 2008 Otos Wing Co., Ltd. Portable air supplier
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 14 2012ABEL, NATHAN A 3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0277070148 pdf
Feb 14 2012PILGRIM, JOHN M 3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0277070148 pdf
Feb 15 20123M Innovative Properties Company(assignment on the face of the patent)
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