312-616-5600 (phone)
312-616-5700 (fax)
Chicago Office
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Related Practices
- Litigation
- Patents
- Trade Secrets and Unfair Competition
- Interferences
- Pharmaceutical and Chemical Technologies
- Electrical, Computer and Software Technologies
- Mechanical Technologies
- Business Methods
- Intellectual Property Transactions
Education
DePaul University, J.D., magna cum laude, 1976
Colorado School of Mines, B.S. in Engineering, 1970
Press Releases
Leydig, Voit & Mayer Attorneys Named in Illinois Super Lawyers and Rising Stars 2010 Lists
January 18, 2010
H. Michael Hartmann Named In Illinois Super Lawyers Top 100 List
January 18, 2010
USG and Lafarge Agree to Resolve Certain Disputes
December 7, 2009
Leydig Attorneys Admitted in Richard Linn American Inn of Court
October 14, 2009
Three Leydig Attorneys Named in Best Lawyers
August 3, 2009
Leydig, Voit & Mayer Recognized Among Top IP Law Firms in Illinois
According to Chambers USA
July 28, 2009
H. Michael Hartmann Named to IPLAC Board of Managers
May 14, 2009
