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.

Patent No.:

US 6828906 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 07, 2004

Filed:

Mar. 06, 2003
Applicant:
Inventors:

Jerry Walter Malcolm, Austin, TX (US);

Nicholas James Noecker, Jr., Houston, TX (US);

Paul Stuart Williamson, Round Rock, TX (US);

Scott Lee Winters, Austin, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08B 2/600 ;
U.S. Cl.
CPC ...
G08B 2/600 ;
Abstract

Provided is an apparatus and method for detecting a state of a device such as a meter or appliance and transmitting to a remote location a particular tone or tones corresponding to the detected state. The transmission is initiated either by a predetermined series of tones from the remote location to the apparatus or by changing conditions within the device. The claimed subject matter enables a service provider to detect a service outage, the scope of the outage and the resumption of service.


Find Patent Forward Citations

Malcolm, Jerry. (2004). Device for responding to state request on an open phone line (U.S. Patent No. 6828906). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6828906

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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