Air quality indicator

- VSON TECHNOLOGY CO., LTD
Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of an air quality indicator showing my new design;

FIG. 2 is another 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 are for the purpose of illustrating portions of the air quality indicator that form no part of the claimed design.

Claims

The ornamental design for an air quality indicator, as shown and described.

Referenced Cited
U.S. Patent Documents
D446135 August 7, 2001 Chen
6729196 May 4, 2004 Moler
7178381 February 20, 2007 Tajima
7281404 October 16, 2007 Peng
D597865 August 11, 2009 Bernard
D597866 August 11, 2009 Bernard
D749001 February 9, 2016 Chu
D788605 June 6, 2017 Rouillard
9952125 April 24, 2018 Caruso
Patent History
Patent number: D942872
Type: Grant
Filed: Apr 1, 2020
Date of Patent: Feb 8, 2022
Assignee: VSON TECHNOLOGY CO., LTD (Shenzhen)
Inventor: Yinhu Zhang (Shenzhen)
Primary Examiner: Antoine Duval Davis
Application Number: 29/730,165