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:
Jun. 23, 2009
Filed:
Mar. 28, 2003
Tsu-wei Chen, Berkeley Heights, NJ (US);
Alex W. P. Fung, South Plainfield, NJ (US);
David S. Rosenblum, Orange, CA (US);
Ping-fai Yang, Berkeley Heights, NJ (US);
Tsu-Wei Chen, Berkeley Heights, NJ (US);
Alex W. P. Fung, South Plainfield, NJ (US);
David S. Rosenblum, Orange, CA (US);
Ping-Fai Yang, Berkeley Heights, NJ (US);
Precache, Inc., Bridgewater, NJ (US);
Abstract
A method and apparatus provide for propagating filters in a publish-subscribe network. A plurality of filters relating to subscriptions to content in the network are received. A number of the filters is reduced based upon particular criteria, and the reduced number of filters are propagated for use in satisfying the subscriptions. A filter receiving module, a filter reduction module, and a filter propagation module may execute these steps.