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:
May. 26, 2009
Filed:
Nov. 16, 2004
John Donald Lauer, Tucson, AZ (US);
Richard Kenneth Martinez, Tucson, AZ (US);
Brian Sean Mccain, Tucson, AZ (US);
Amy Lynn Therrien, Tucson, AZ (US);
Yan Xu, Tucson, AZ (US);
John Donald Lauer, Tucson, AZ (US);
Richard Kenneth Martinez, Tucson, AZ (US);
Brian Sean McCain, Tucson, AZ (US);
Amy Lynn Therrien, Tucson, AZ (US);
Yan Xu, Tucson, AZ (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
A plurality of broadcast messages are sent from at least one node of a plurality of nodes of a network. A node is discovered based on a received message. An entry is stored, wherein the entry corresponds to the node and a timestamp that indicates a time at which the node was last discovered. A notification is made that the node is offline, in response to determining that a predetermined time has elapsed since the timestamp was last updated.