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Patent
   D744624
Priority
Mar 15 2013
Filed
Mar 26 2015
Issued
Dec 01 2015
Expiry
Dec 01 2029
Inventors
Leatzow, D…
Assg.orig
Illinois T…
Assg.curr
Illinois T…
Entity
unknown
Referenced by
1
References
95
Maint.:
n/a
The ornamental design for a filter for an air filtration device, as shown and described.

FIG. 1 is a top front perspective view of a filter of our new design

FIG. 2 is a top plan view thereof.

FIG. 3 is a bottom plan view thereof.

FIG. 4 is a front elevation view thereof.

FIG. 5 is a rear elevation view thereof.

FIG. 6 is a left side elevation view thereof; and,

FIG. 7 is a right side elevation view thereof.

The broken lines are shown for environmental purposes only and form no part of the claimed design.
INVENTORS:

Leatzow, Derek J., Belton, Antonio J., Grider, Keith A., Greene, Daniel J.

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D761946, Sep 12 2014 Illinois Tool Works Inc Filter for an air filtration device
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ASSIGNMENT RECORDS    Assignment records on the USPTO
/////
Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 24 2013LEATZOW, DEREK J Illinois Tool Works IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0368240102 pdf
Apr 24 2013GRIDER, KEITH A Illinois Tool Works IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0368240102 pdf
Apr 24 2013GREENE, DANIEL J Illinois Tool Works IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0368240102 pdf
Apr 24 2013BELTON, ANTONIO J Illinois Tool Works IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0368240102 pdf
Mar 26 2015Illinois Tool Works, Inc.(assignment on the face of the patent)
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