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:
Dec. 04, 1990
Filed:
Jul. 21, 1989
Applicant:
Inventor:
Jay Zebryk, Southbridge, MA (US);
Assignee:
The Boston Communications Group, Boston, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04M / ;
U.S. Cl.
CPC ...
379144 ; 379 91 ; 379155 ;
Abstract
A credit/calling card pay telephone method and system, employing appropriate expanded local intelligence at the telephone instrument unit for enabling local card checking and call transaction record keeping, and interfacing with a PC host computer periodically automatically to transmit batches of such records to the computer for locally generating customer billing thereat.