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:
Jun. 11, 2002
Filed:
Dec. 29, 1998
Applicant:
Inventors:
Randice-Lisa Altschul, Cliffside Park, NJ (US);
Lee S. Volpe, Collingswood, NJ (US);
Assignee:
Dieceland Technologies Corp., Cliffside Park, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04Q 7/32 ;
U.S. Cl.
CPC ...
H04Q 7/32 ;
Abstract
A wireless telephone system, a wireless telephone for use in the system, and a method of using a wireless telephone capable of use for telephonic communications only for a predetermined limited period, within which limited period the sum of the durations of the telephonic communications reach the duration of the limited period, after which limited period the telephone is rendered inoperative, all utilize the transmission of an encrypted signal together with the transmission of selected telephonic communications to deter unauthorized use of the predetermined limited period.