A controversial business
Technology companies on Wednesday received troubling news that some had feared for years: Intellectual Ventures LLC has started suing.
The secretive firm co-founded by former Microsoft Corp. Chief Technology Officer Nathan Myhrvold has raised $5 billion to amass thousands of patents over the past decade.
But on Wednesday, Mr. Myhrvold's firm, unable to secure payments from nine companies, announced three patent-infringement suits. One suit names the best-known players in security software—Symantec Corp., McAfee Inc., Trend Micro Inc. and Check Point Software Technologies Ltd.