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Patent
   D937406
Priority
Apr 20 2020
Filed
Apr 20 2020
Issued
Nov 30 2021
Expiry
Nov 30 2036
Inventors
Chatin, La…
Assg.orig
Assg.curr
Entity
unknown
Referenced by
4
References
13
Maint.:
n/a
The ornamental design for a protective face mask, as shown and described.

1. Protective face mask

1.1 : Right

1.2 : Back

1.3 : Front

1.4 : Perspective
INVENTORS:

Chatin, Laurent

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D946832, Dec 03 2020 Foldable mask
D951551, Mar 31 2020 Massachusetts Institute of Technology Face shield
ER1890,
ER8123,
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
7185653, Sep 09 2003 INSAN Co., Ltd. Disposable mask for dust protection
20050098180,
20110308525,
D327141, Nov 08 1988 Kimberly-Clark Worldwide, Inc Combined face mask and shield
D355485, Oct 02 1987 Kimberly-Clark Worldwide, Inc Combined face mask and shield
D420769, Mar 12 1998 Face mask for a motorcyclist having a filter pocket
D567365, Apr 25 2003 LOUIS M GERSON CO , INC Pleated face mask
D567937, Jul 16 2004 LOUIS M GERSON CO , INC Pleated face mask
D620104, Nov 25 1996 3M Innovative Properties Company Personal respiratory protection device
D666710, Dec 30 2009 CALDERA INTERNATIONAL, INC Stowable mask
D837970, Jun 09 2016 3M Innovative Properties Company Mask
D899585, Oct 12 2017 JSP LIMITED Respiratory mask
D906597, May 14 2020 Mask with tabs and snap
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