Dow Jones Sues Options Exchange Over DJIA Trademark

Law360, New York (June 6, 2005, 12:00 AM EDT) -- Dow Jones & Co. has sued the International Securities Exchange for trademark infringement over its plans to trade options on the Dow Jones Industrial Average known as “Diamonds.”

The lawsuit, filed in the U.S. District Court for the Southern District of New York, comes less than half a year after McGraw-Hill Cos., the parent company of Standard & Poor’s, agreed to a licensing deal that would allows the ISE to trade options on popular S&P Depositary Receipts known as “Spiders.”

In its complaint, Dow Jones, published...
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