For the third time in just about as many years, ArthroCare Corp. , developers of the innovative Coblationtechnology used in orthopedic and a variety of other clinical applications, has sued a significantly larger rival, alleging patent infringement. ArthroCare's latest target: arthroscopy leader Smith & Nephew Dyonics Inc. , a division of Smith & Nephew PLC .
No one's keeping records, but ArthroCare's aggressive patent defense surely must place it among the most active small device companies...