Respiratory mask

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Description

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

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof; and

FIG. 8 is a bottom view thereof; and,

FIG. 9 is a perspective view of the respiratory mask where a detachable mask filter is separated from a mask body.

All broken line portions of the figure drawings is included to show portions of the article that form no part of the claimed design.

Claims

The ornamental design for a respiratory mask, as shown and described.

Referenced Cited
U.S. Patent Documents
10945469 March 16, 2021 Rosenberg
10974084 April 13, 2021 Grinvald
D923775 June 29, 2021 Gilner
D941989 January 25, 2022 Ward
D943735 February 15, 2022 Hu
11235181 February 1, 2022 Daeffler
D945078 March 1, 2022 Wu
D945599 March 8, 2022 Rosenberg
D946832 March 22, 2022 Jiang
D951430 May 10, 2022 Lin
D954936 June 14, 2022 Gray
D956953 July 5, 2022 Tu
D958967 July 26, 2022 Zhu
Patent History
Patent number: D973196
Type: Grant
Filed: Aug 6, 2020
Date of Patent: Dec 20, 2022
Inventor: Pengfei Zhu (Changde)
Primary Examiner: Richard Kearney
Assistant Examiner: Michael Hoffman
Application Number: 29/745,582
Classifications