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:
Sep. 10, 1985
Filed:
Apr. 29, 1983
Applicant:
Inventors:
Diane E Herr, Warrenville, IL (US);
Laddie E Suk, Readington, NJ (US);
David F Winchell, Glen Ellyn, IL (US);
Assignee:
AT&T Bell Laboratories, Murray Hill, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04M / ; H04M / ;
U.S. Cl.
CPC ...
179 / ; 179 / ;
Abstract
A communication network including a conference arrangement is disclosed. When a conferee disconnects from a conference, a tone is coupled to the bridge to inform the remaining conferees. The identity of the disconnected conference station is then transmitted to the controller who can cause the connection to be reestablished automatically.