Patent ambush

Patent ambush is where a patent holder waits until a technology becomes popular, or until a company because rich, before launching an unexpected patent suit.

(The patents used in a patent ambush are often called "submarine patents")

External links

• EU Tests Out Its New 'Patent Ambush' Antitrust Law On Rambus, Aug 2007
• [http://www.huffingtonpost.com/huff-wires/20070823/eu-rambus-patent-ambush/

EU Accuses Rambus of 'Patent Ambush'], August 2007

• Wikipedia: Patent ambush (and Submarine patents)