Patent
   D244538
Priority
May 07 1975
Filed
May 07 1975
Issued
May 31 1977
Expiry
May 31 1991
Assg.orig
Entity
unknown
7
5
n/a
The ornamental design for an air filter, or similar article, substantially as shown.

FIG. 1 is a plan view of one face of the air filter showing our design;

FIG. 2 is an edge elevational view thereof looking toward the right side in FIG. 1, the opposite edge being identical;

FIG. 3 is an edge elevational view looking toward the lower edge thereof in FIG. 1, the opposite edge being identical; and

FIG. 4 is a plan view of the opposite face thereof.

Wharton, Charles E., Bell, Clarence

Patent Priority Assignee Title
D264241, Aug 30 1979 Filter for a paint booth or the like
D269294, Sep 02 1980 North American Philips Corporation Filter cartridge
D274462, May 29 1981 North American Philips Corporation Filter cartridge housing
D282484, Feb 24 1983 Filter for air circulator
D283438, Aug 05 1982 Conair Corporation Replaceable air filter
ER4576,
ER7466,
Patent Priority Assignee Title
2677436,
2715453,
3774377,
3831765,
177925,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 07 1975Korhumel Industries, Inc.(assignment on the face of the patent)
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