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Patent
D923775
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Priority
Apr 24 2020
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Filed
Apr 24 2020
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Issued
Jun 29 2021
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Expiry
Jun 29 2036
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Assg.orig
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Entity
unknown
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15
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40
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n/a
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The ornamental design for a hygienic face mask, as shown.
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FIG. 1 is a perspective view, taken from the top, front, and right side, of a hygienic face mask, in accordance with our new design.
FIG. 2 is a perspective view, taken from the rear and left side, of the hygienic face mask shown in FIG. 1.
FIG. 3 is a front elevation view of the hygienic face mask shown in FIG. 1.
FIG. 4 is a rear elevation view of the hygienic face mask shown in FIG. 1.
FIG. 5 is a side elevation view of the hygienic face mask shown in FIG. 1, taken from the right side of FIG. 1.
FIG. 6 is a side elevation view of the hygienic face mask shown in FIG. 1, taken from the left side of FIG. 1.
FIG. 7 is a top plan view of the hygienic face mask shown in FIG. 1; and,
FIG. 8 is bottom plan view of the hygienic face mask shown in FIG. 1.
Hartzheim, G. Douglas, Gilner, John H., Wilbur, Steven R.
Patent |
Priority |
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Respirator grill ribs |
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Dec 09 2013 |
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Oct 22 2018 |
JINFUYU INDUSTRIAL CO., LTD. |
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Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a