Wednesday, February 23, 2005

What Did You Search Before?

Amazon subsidiary A9 had a patent application published yesterday by the USPTO:

On Tuesday, the United States Patent & Trademark Office published the Amazon.com subsidiary's patent application No. 2005003380. "Server architecture and methods for persistently storing and serving event data," filed in July 2003, describes A9's method of personalizing search results by including an individual's past searches and other behavior. The same application is on file in the European Union.

Full article here.

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