This Amazon patent lists Jeff Bezos as an inventor and is directed towards notification service for assisting users in selecting items from an electronic catalog. Mr. Bezos was awarded U.S. Patent 7254552 entitled “Notification service for assisting users in selecting items from an electronic catalog” on August 7, 2007. The utility patent has been cited 27 times by other U.S. patents in the field of it methods for management and in other fields.

A computer service associated with an electronic catalog of items enables users to explicitly elect to expose their respective purchase histories to other users. When a first user accesses an item in the electronic catalog, the service may notify the first user of one or more other users who have purchased the item. These other users may, for example, be contacts of the first user, or members of a community of which the first user is a member. The service may also facilitate communications between these users. Link: U.S. Patent 7254552

Amazon filed this utility patent on January 30, 2004 giving it a processing time of 1285 days (compared to an average processing time of 2312 in the field). They have a total number of 158 patents. The first named inventor is Jeffrey P. Bezos of Seattle, WA. The patent was allowed by primary examiner Mark Fadok and examiner .

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