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Patent
   D785154
Priority
Mar 10 2014
Filed
Apr 22 2016
Issued
Apr 25 2017
Expiry
Apr 25 2032
Inventors
Belton, An…
Assg.orig
Illinois T…
Assg.curr
Illinois T…
Entity
unknown
Referenced by
5
References
138
Maint.:
n/a
The ornamental design for an air filtration device, as shown and described.

FIG. 1 is a top front right perspective view of an air filtration device of our new design.

FIG. 2 is a top front left perspective view thereof.

FIG. 3 is top back right perspective view thereof

FIG. 4 is a bottom back left perspective view thereof.

FIG. 5 is a front side elevational view thereof.

FIG. 6 is a back side elevational view thereof.

FIG. 7 is a right side elevational view thereof.

FIG. 8 is a left side elevational view thereof.

FIG. 9 is a top plan view thereof; and,

FIG. 10 is a bottom plan view thereof.

The broken lines showing parts of the drawings are included to illustrate use and environment and form no part of the claimed design.
INVENTORS:

Belton, Antonio J., Francis, Ryan L., McPhilliamy, Stephen J., White, Jr., John S.

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D805177, Oct 20 2015 Kimura Kohki Co., Ltd. Air-conditioning outlet
D805178, Oct 20 2015 Kimura Kohki Co., Ltd. Air-conditioning outlet
D805179, Oct 20 2015 Kimura Kohki Co., Ltd. Air-conditioning outlet
D805180, Oct 20 2015 Kimura Kohki Co., Ltd. Air-conditioning outlet
D806854, Oct 20 2015 Kimura Kohki Co., Ltd. Air-conditioning outlet
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ASSIGNMENT RECORDS    Assignment records on the USPTO
/////
Executed onAssignorAssigneeConveyanceFrameReelDoc
Mar 12 2014FRANCIS, RYAN L Illinois Tool Works IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0384470131 pdf
Mar 13 2014MCPHILLIAMY, STEPHEN J Illinois Tool Works IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0384470131 pdf
Mar 13 2014BELTON, ANTONIO J Illinois Tool Works IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0384470131 pdf
Mar 13 2014WHITE, JOHN S , JR Illinois Tool Works IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0384470131 pdf
Apr 22 2016Illinois Tool Works Inc.(assignment on the face of the patent)
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