The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 10, 2015

Filed:

May. 05, 2014
Applicant:

Nest Labs, Inc., Palo Alto, CA (US);

Inventor:

Wayne T. Holcombe, Mountain View, CA (US);

Assignee:

Google Inc., Mountain View, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G08B 17/10 (2006.01); G08B 29/18 (2006.01); G08B 3/10 (2006.01); G08B 17/11 (2006.01); G08B 17/103 (2006.01);
U.S. Cl.
CPC ...
G08B 29/185 (2013.01); G08B 3/10 (2013.01); G08B 17/10 (2013.01); G08B 17/11 (2013.01); G08B 17/103 (2013.01);
Abstract

A smoke alarm comprises smoke detection circuitry for detecting smoke and generating a detection signal responsive thereto. Proximity detection circuitry generates a proximity detection signal responsive to detection of an object within in a selected distance of the smoke alarm. Alarm generation circuitry generates an audible alarm responsive to the detection signal. The audible alarm may be deactivated for a predetermined period of time responsive to at least one proximity detection signal.


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Holcombe, Wayne. (2015). Use of optical reflectance proximity detector for nuisance mitigation in smoke alarms (U.S. Patent No. 8952822). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8952822

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