Patent
   D938004
Priority
May 06 2019
Filed
Oct 28 2019
Issued
Dec 07 2021
Expiry
Dec 07 2036
Assg.orig
Entity
unknown
1
16
n/a
I claim the ornamental design for an air filter frame set, as shown and described.

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

FIG. 2 is a second top front perspective view of the air filter frame set of FIG. 1;

FIG. 3 is a top view of the air filter frame set of FIG. 1;

FIG. 4 is a bottom view of the air filter frame set of FIG. 1;

FIG. 5 is a front view of the air filter frame set of FIG. 1;

FIG. 6 is a rear view of the air filter frame set of FIG. 1;

FIG. 7 is a left side view of the air filter frame set of FIG. 1;

FIG. 8 is a right side view of the air filter frame set of FIG. 1;

FIG. 9 is a first exploded view of the air filter frame set of FIG. 1;

FIG. 10 is a second exploded view of the air filter frame set of FIG. 1;

FIG. 11 is a detailed view of a portion of FIG. 9; and,

FIG. 12 is a detailed view of a portion of FIG. 10.

He, Ligui

Patent Priority Assignee Title
ER4219,
Patent Priority Assignee Title
10940417, Feb 06 2019 Air purification system
5807415, Nov 29 1995 Transformable, collapsible, permanent use air filter frame
6074450, Oct 25 1996 Parker Intangibles LLC Air filter assembly
7811346, Jun 28 2002 Joseph Clarence, Henson Filter housing
20040074214,
20040182055,
20070113527,
20180161713,
20200164298,
20210018247,
D710000, Sep 17 2012 EVOLUTION AIR FILTER, INC Air filter frame fascia
D736363, Jun 13 2013 Air conditioning cover
D742496, Mar 13 2013 Angled filter housing
D762832, Jul 25 2014 3M Innovative Properties Company Filter frame
D893695, Dec 19 2017 3M Innovative Properties Company Filter frame
D896944, May 14 2019 Air purifier filter housing
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 25 2019HE, LIGUIDCSTAR INCASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0508460583 pdf
Oct 28 2019DCSTAR INC(assignment on the face of the patent)
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