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Patent
   D417268
Priority
Apr 26 1996
Filed
Apr 26 1996
Issued
Nov 30 1999
Expiry
Nov 30 2013
Inventors
Gillingham…
Assg.orig
Donaldson …
Assg.curr
Donaldson …
Entity
unknown
Referenced by
176
References
8
Maint.:
n/a
The ornamental design for an oval filter, as shown and described.

FIG. 1 shows a perspective view of an oval filter, according to the principles of the present invention;

FIG. 2 shows a right end elevational view thereof, a left end elevational view is not being shown as it is a mirror image of the right end elevational view;

FIG. 3 shows a front elevational view thereof, a rear elevational view is not being shown as it is a mirror image of the front elevational view; and,

FIG. 4 shows a top plan view thereof, a bottom plan view is not being shown as it is mirror image of the top plan view.
INVENTORS:

Gillingham, Gary R.

THIS PATENT IS REFERENCED BY THESE PATENTS:
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ASSIGNMENT RECORDS    Assignment records on the USPTO
//
Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 26 1996Donaldson Company, Inc.(assignment on the face of the patent)
Jun 20 1996GILLINGHAM, GARY R Donaldson Company, IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0081790350 pdf
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