Xerox has filed a claim Yahoo, Google and YouTube for copyright infringement search technology and their integration.

Company service and claim management for the utility that Google's AdWords and AdSense has violated the copyright of Xerox to add search generated automatically.
Claim be submitted Friday to District Court Delaware (USA) and Yahoo Search Marketing event, Yahoo Publisher Network, and Y! Q Contextual Search for violations of this right.

Xerox also add that Google Maps, Google Video and Yahoo Shopping all a copyright infringement for use by Xerox to integrate information from different sources. Online video site YouTube.com also violate the copyright of this. The war was the right event is U.S. Patents 6,778,979 and 6,236,994.

Google and Yahoo have not seen comments, but the daily newspaper Wall Street, two companies will answer these allegations.

This case increase the legal battle is ongoing between the company's copyright. International Trade Commission U.S. (U.S. International Trade Commission) are considering a claim of copyright dispute between Apple and phone manufacturer Nokia. One other claim of copyright is considered by the Commission Kodak submitted to