Patent
   D821568
Priority
Jul 20 2016
Filed
Jan 16 2017
Issued
Jun 26 2018
Expiry
Jun 26 2033
Assg.orig
Entity
unknown
24
31
n/a
The ornamental design for a face mask, as shown and described.

FIG. 1 is a front perspective view of a face mask;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a front elevational thereof.

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

Nilsson, Fredrik, Frost, Walter

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ER2548,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jan 16 2017BLUEAIR AB(assignment on the face of the patent)
Apr 03 2017NILSSON, FREDRIKBLUEAIR ABASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0418440383 pdf
Apr 03 2017FROST, WALTERBLUEAIR ABASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0418440383 pdf
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