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. 15, 2005
Filed:
Sep. 27, 1999
Guido M. Schuster, Des Plaines, IL (US);
Jacek A. Grabiec, Chicago, IL (US);
Ikhlaq S. Sidhu, Vernon Hills, IL (US);
Sagan S. Sidhu, Vernon Hills, IL (US);
Guido M. Schuster, Des Plaines, IL (US);
Jacek A. Grabiec, Chicago, IL (US);
Ikhlaq S. Sidhu, Vernon Hills, IL (US);
Sagan S. Sidhu, Vernon Hills, IL (US);
3Com Corporation, Marlborough, MA (US);
Abstract
A system and method for enabling encryption and/or authentication services on a telephony network. A portable information device, such as a personal digital assistant is used to exchange encryption and/or authentication data with a second portable information device. The portable information devices may be linked to the telephony network to enable encryption and/or authentication services using the encryption and/or authentication data exchanged by the portable information devices.