Oct 8 (Reuters) - CBOE Holdings Inc:
* Says unit filed complaint against international securities exchange, inc -
SEC filing
* Says complaint filed in the United States district court for the northern
district of Illinois
* Seeking declaratory judgment that US patent no. 6,618,707 is not infringed;
not valid; not enforceable against c2
((Bangalore Equities Newsroom; +91 80 4135 5800; within U.S. +1 646 223 8780))
(For more news, please click here) COPYRIGHT Copyright Thomson Reuters 2010. All rights reserved. The copying, republication or redistribution of Reuters News Content, including by framing or similar means, is expressly prohibited without the prior written consent of Thomson Reuters.
* Says unit filed complaint against international securities exchange, inc -
SEC filing
* Says complaint filed in the United States district court for the northern
district of Illinois
* Seeking declaratory judgment that US patent no. 6,618,707 is not infringed;
not valid; not enforceable against c2
((Bangalore Equities Newsroom; +91 80 4135 5800; within U.S. +1 646 223 8780))
(For more news, please click here) COPYRIGHT Copyright Thomson Reuters 2010. All rights reserved. The copying, republication or redistribution of Reuters News Content, including by framing or similar means, is expressly prohibited without the prior written consent of Thomson Reuters.