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:
Feb. 16, 1993
Filed:
Jun. 21, 1991
Applicant:
Inventor:
Jan Vancraeynest, White Plains, NY (US);
Assignee:
Nynex Corporation, New York, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A63F / ;
U.S. Cl.
CPC ...
273439 ; 273460 ; 273445 ; 379 90 ;
Abstract
A gaming apparatus for use with a telephone network which supports standard DTMF tones and to which is connected telephone stations capable of generating standard DTMF tones wherein the gaming apparatus generates and transmits DTMF tones to a calling telephone station, receives response DTMF tones from a player at the calling station and compares the transmitted and received DTMF tones to determine if there is a match.