Patent
   D834257
Priority
Oct 17 2016
Filed
Oct 17 2016
Issued
Nov 20 2018
Expiry
Nov 20 2033
Assg.orig
Entity
unknown
4
19
n/a
The ornamental design for an orthogonal mask, as shown and described.

FIG. 1 is a front perspective view of an orthogonal mask showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a left view thereof;

FIG. 4 is a right view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a back view thereof.

Alexander, Rouark

Patent Priority Assignee Title
ER2302,
ER876,
ER9118,
ER9141,
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