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R. Mark Halligan is a veteran intellectual property litigator and jury trial lawyer. Mark has tried patent, copyright, trademark and trade secret cases, a trusted counselor on all aspects of intellectual law.Mr. Halligan has two convenient locations in Naperville, IL and in Chicago, IL.Legal… R. Mark Halligan is a veteran intellectual property litigator and jury trial lawyer. Mark has tried patent, copyright, trademark and trade secret cases, a trusted counselor on all aspects of intellectual law.Mr. Halligan has two convenient locations in Naperville, IL and in Chicago, IL.Legal services include but are not limited to:PatentsCopyrightsTrademarksTrade SecretsLitigation Intellectual Property Read more