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.:
Date of Patent:
Oct. 27, 1992
Filed:
Jul. 12, 1991
Alan D Brav, Beverly, MA (US);
Lifeline Systems, Inc., Watertown, MA (US);
Abstract
A home communicator includes aid request circuitry capable of establishing communication with a central monitoring station in response to a first predetermined activation step performed by a subscriber and test circuitry capable of self-testing the home communicator in response to a second predetermined activation step formed by the subscriber. The home communicator further includes enable/disable circuitry capable of transmitting an identification number to a central monitoring station in response to a third predetermined activation step with the aid request circuitry and the test circuitry being unresponsive prior to the functioning of the enable/disable circuitry.