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Patent
   D440295
Priority
Feb 23 2000
Filed
Aug 16 2000
Issued
Apr 10 2001
Expiry
Apr 10 2015
Inventors
Honma, Hit…
Assg.orig
Koganei Co…
Assg.curr
Koganei Co…
Entity
unknown
Referenced by
6
References
0
Maint.:
n/a
The ornamental design for an air filter, as shown and described.

FIG. 1 is a perspective view of an air filter showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof.
INVENTORS:

Honma, Hitoshi

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
7441664, May 23 2003 Helen of Troy Limited Water treatment devices and cartridges therefor
D468821, Aug 08 2001 Air filter mount
D476718, Oct 22 2002 Valvulas Arco, S,A. Adaptor with a filter that can be coupled to valves for fluids
D478972, May 09 2002 Air filter manifold
D754835, Sep 05 2014 PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO , LTD Centrifugal fan
D975262, Feb 27 2020 Ningbo Pureza Technology, LLC Air filter
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 19 2000HONMA, HITOSHIKoganei CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0110160281 pdf
Aug 16 2000Koganei Corporation(assignment on the face of the patent)
MAINTENANCE FEES AND DATES:    Maintenance records on the USPTO
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