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:
Aug. 17, 2004
Filed:
Nov. 09, 1999
Michel Kallas, Allen, TX (US);
James Michael Lyell, Garland, TX (US);
Paul Spencer Dawkins, Allen, TX (US);
Nortel Networks Limited, St. Laurent, US;
Abstract
A communications system includes nodes and terminals capable of being involved in a telephony session. Telephony cookies may be created in telephony sessions between a calling terminal and a called terminal. The telephony cookies may be created by the called terminal and sent to the calling terminal for storage. Contents of the telephony cookie may include identifiers of the calling terminal and the called terminal. Other contents may include the date and time the cookie was created, expiration data and time of the cookie, and a data field that can store other types of information relating to telephony sessions.