1. A method comprising: assembling a concept pool from claims mapped to concepts in patents of a patent pool, the patents of the patent pool, data representative of the concepts, and mappings of at least the claims of the patents in the patent pool to the concepts stored in a database; receiving input related to concepts in the concept pool, the input designating at least one concept of the concept pool as irrelevant; and removing a patent from the patent pool based on the received input when the received input designates at least one concept mapped to each claim of the patent as irrelevant.