
Claims (1)
Claim 1 (Independent)
The ornamental design for a protective face mask, as shown and described.
Full Description
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1. Protective face mask
1 . 1 : Perspective
1 . 2 : Front
1 . 3 : Back
1 . 4 : Left
1 . 5 : Right
1 . 6 : Top
1 . 7 : Bottom
The broken lines shown in the drawings depict portions of the protective face mask that form no part of the claimed design; the dot-dash broken lines shown in the drawings depict the boundaries of the claimed design and form no part of the claimed design.
Figures (7)
Citations
This patent cites (20)
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