Respiratory aid

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Description

The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the Office upon request and payment of the necessary fee.

FIG. 1 is a top, front, right side perspective view of a respiratory aid, in grayscale, showing my new design;

FIG. 2 is bottom, rear, left side perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines in the drawings depict portions of the respiratory aid that form no part of the claimed design.

Claims

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

Referenced Cited
U.S. Patent Documents
3316903 May 1967 Richards
5609149 March 11, 1997 Takach
D597656 August 4, 2009 Bird
D749280 February 9, 2016 Bailey
D757251 May 24, 2016 Oostman
10675393 June 9, 2020 Carver
11478575 October 25, 2022 He
D970131 November 15, 2022 Tash
D982736 April 4, 2023 Lv
D996602 August 22, 2023 Jiang
20180099108 April 12, 2018 Baek
20200306420 October 1, 2020 Carver
20230043463 February 9, 2023 He
Patent History
Patent number: D1019933
Type: Grant
Filed: Sep 9, 2023
Date of Patent: Mar 26, 2024
Assignee: Qichuan Medical Technology (Shenzhen) Co., Ltd. (Shenzhen)
Inventor: Jinsong Zhang (Guangdong)
Primary Examiner: Daniel J Domino
Assistant Examiner: Lee D. Starr
Application Number: 29/911,856