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.

Date of Patent:
Nov. 10, 2009

Filed:

Feb. 25, 2005
Applicants:

Jonathan J. Cadiz, Redmond, WA (US);

Amritansh Raghav, Seattle, WA (US);

Sira P. Rao, Redmond, WA (US);

Venkateshaiah Setty, Bellevue, WA (US);

Eran Shtiegman, Redmond, WA (US);

Inventors:

Jonathan J. Cadiz, Redmond, WA (US);

Amritansh Raghav, Seattle, WA (US);

Sira P. Rao, Redmond, WA (US);

Venkateshaiah Setty, Bellevue, WA (US);

Eran Shtiegman, Redmond, WA (US);

Assignee:

Microsoft Corporation, Redmond, WA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04M 3/42 (2006.01);
U.S. Cl.
CPC ...
Abstract

A call forwarding system forwards telephone calls based on presence information of a user as reported by computing devices associated with a telephone number. When a telephone system receives an incoming call directed to one of the telephone numbers of the user's computing devices, it sends an incoming call event to each computing device. Upon receiving the incoming call event from a telephone system, each computing device determines whether the user is most likely present at that computing device based on the presence information. When a computing device determines that the user is most likely present at that computing device, it sends a notification to the telephone system to forward the incoming call to the telephone number associated with that computing device to effect the automatic forwarding of a call based on presence information.


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