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.:

US 6668167 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 23, 2003

Filed:

Oct. 06, 2001
Applicant:
Inventors:

Mark McDowell, Alexandria, VA (US);

Joseph Khalil, Alexandria, VA (US);

Steven Zweifach, Alexandria, VA (US);

Graham Stead, Arlington, VA (US);

Steven Chafe, Arlington, VA (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04M 1/110 ; H04M 1/00 ; H04Q 7/20 ; H04B 1/38 ;
U.S. Cl.
CPC ...
H04M 1/110 ; H04M 1/00 ; H04Q 7/20 ; H04B 1/38 ;
Abstract

The present invention provides for a system and method for sharing user event information (such as, and without limitation, presence on a network) among mobile (wireless) devices and those connected to fixed IP networks such as the Internet. In accordance with embodiments of the invention, the system and method support instant messaging between wireless devices and fixed IP network devices and between wireless devices and other wireless devices. The term wireless device is used broadly to include cell phones, laptop computers with wireless modems, wireless PDAs, and any other remote wireless devices.


Find Patent Forward Citations

McDowell, Mark. (2003). Method and apparatus for sharing mobile user event information between wireless networks and fixed ip networks (U.S. Patent No. 6668167). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6668167

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