(19) United States
(12) Patent Application Publication (io) Pub. No.: US 2005/0033771 Al
Schmitter et al. (43) Pub. Date: Feb. 10,2005
(54) CONTEXTUAL ADVERTISING SYSTEM
(76) Inventors: Thomas A. Schmitter, New York, NY (US); James S. Rosen, New York, NY (US)
WEINGARTEN, SCHURGIN, GAGNEBIN &
TEN POST OFFICE SQUARE
BOSTON, MA 02109 (US)
(21) Appl. No.: 10/836,820
(22) Filed: Apr. 30, 2004
Related U.S. Application Data
(60) Provisional application No. 60/466,576, filed on Apr. 30, 2003.
(51) Int. CI.7 G06F 17/00
(52) U.S. CI 707/104.1
A system analyzes a user's historic browsing activity to determine one or more topics ol interest to the user and displays to the user one or more advertisements that are relevant to the user's topic(s) of interest. The system analyzes a plurality of browses to determine the user's interests). Each of a plurality of analyzers analyzes an aspect of each user browse. A relevance filter determines if and when the user is sufficiently interested in a topic to display an advertisement related to the topic. Once the relevance filter identifies a topic of interest, the system displays an advertisement that is related to the identified topic of user interest.