Patent
   D935600
Priority
Mar 03 2021
Filed
Mar 03 2021
Issued
Nov 09 2021
Expiry
Nov 09 2036
Assg.orig
Entity
unknown
4
13
n/a
The ornamental design for a mask filter, as shown and described.

FIG. 1 is a top perspective view of a mask filter in an open configuration;

FIG. 2 is a bottom perspective view of the mask filter of FIG. 1;

FIG. 3 is a top view of the mask filter of FIG. 1;

FIG. 4 is a right side view of the mask filter of FIG. 1;

FIG. 5 is a bottom view of the mask filter of FIG. 1;

FIG. 6 is a left side view of the mask filter of FIG. 1;

FIG. 7 is a front view of the mask filter of FIG. 1;

FIG. 8 is a back view of the mask filter of FIG. 1;

FIG. 9 is a top perspective view of the mask filter in a closed configuration;

FIG. 10 is a bottom perspective view of the mask filter of FIG. 9;

FIG. 11 is a top view of the mask filter of FIG. 9;

FIG. 12 is a right side view of the mask filter of FIG. 9;

FIG. 13 is a bottom view of the mask filter of FIG. 9;

FIG. 14 is a left side view of the mask filter of FIG. 9;

FIG. 15 is a front view of the mask filter of FIG. 9; and,

FIG. 16 is a back view of the mask filter of FIG. 9.

The broken lines in the drawings depict portions of the mask filter that form no part of the claimed design.

Rusin, Cliff R.

Patent Priority Assignee Title
D972709, Apr 02 2020 IRIS OHYAMA INC. Fan for a garment
D988591, Dec 02 2020 OMRON HEALTHCARE CO , LTD Atomizer mouthpiece for inhaler
ER5535,
ER6063,
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