Personal air quality sensing device

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Description

FIG. 1 is a front perspective view of a personal air quality sensing device;

FIG. 2 is a front plan view of the personal air quality sensing device shown in FIG. 1;

FIG. 3 is a back plan view of the personal air quality sensing device shown in FIG. 1; and,

FIG. 4 is a side view of the personal air quality sensing device shown in FIG. 1.

Claims

The ornamental design for a personal air quality sensing device, as shown and described.

Referenced Cited
U.S. Patent Documents
D302529 August 1, 1989 Grady
D307559 May 1, 1990 Parker et al.
5302191 April 12, 1994 Koutrakis et al.
D467191 December 17, 2002 Hill et al.
D472175 March 25, 2003 Welsh
6837987 January 4, 2005 King
D627670 November 23, 2010 Gonzales
D627671 November 23, 2010 Gonzales
8271489 September 18, 2012 Lin et al.
D693254 November 12, 2013 Liu et al.
Patent History
Patent number: D756248
Type: Grant
Filed: Sep 3, 2014
Date of Patent: May 17, 2016
Assignee: EMPIRE TECHNOLOGY DEVELOPMENT LLC (Wilmington, DE)
Inventors: David Rosenberg (San Francisco, CA), Yoshikazu Hoshino (San Francisco, CA), Gadi Amit (San Mateo, CA), Matt Pugmire (San Francisco, CA), Joana Monteiro (San Francisco, CA), Scott Thibeault (Redwood City, CA)
Primary Examiner: Antoine D Davis
Application Number: 29/501,390