Patent ID: 7302270

Claim:
A method of providing time interval processing and annotation in a presence system comprising: obtaining presence information relating to a presentity, said presentity comprising a first entity; forwarding said presence information to at least one subscriber; obtaining presence information attributes relating to said presentity wherein said presence information attributes include a local time of the presentity and a time zone the presentity is currently located in and wherein the at least one subscriber is requesting information relating to the presentity; modifying presence information for said presentity with said presence information attributes to obtain annotated presence information for said presentity wherein said modifying presence information comprises applying at least one rule to modify said presence information with said presence information attributes, wherein said modifying presence information is done asynchronously and wherein said modifying presence information takes place irrespective of any change in said presence information or said presence information attributes; and forwarding said annotated presence information to said at least one subscriber, said subscriber comprising a second entity that has subscribed to the presentity's presence information.