Mark A. Hagedorn

Mark A. Hagedorn

Patent Law
Recognized in Best Attorney USA since 2014

About Mark

Practice Areas

Contact Me

Login Required

Please login to contact this attorney

Login to Contact

Reviews

4.5 / 5

34 Reviews

1,034 Profile Views

R

Rudy Greenholt

Feb 01, 2026

Mark A. Hagedorn did a great job handling my complex Patent Law case from start to finish

I appreciate how Mark A. Hagedorn handled my case. No fluff, just straight to the point and very effective representation for my Patent Law matter. They are obviously very experienced and know how to...

N

Nichole Reichel

Feb 01, 2026

So glad I called Mark A. Hagedorn to handle my Patent Law case in Chicago

Mark A. Hagedorn has been doing this since Recognized in Best Lawyers since 2014, and it definitely shows in their work. They're pros through and through and I wouldn't trust anyone else with my legal...

A

Antonio Brekke

Feb 01, 2026

Highly recommend Mark A. Hagedorn for anyone needing expert Patent Law help in Illinois

I didn't think I'd find such a good lawyer in Illinois, but here we are and I am thoroughly impressed. Mark A. Hagedorn is just awesome and exceeded all my expectations. No complaints at all! They rea...

G

Guadalupe Parker

Feb 01, 2026

Professional service and clear communication provided by Mark A. Hagedorn in Chicago

Needed help with Patent Law and Mark A. Hagedorn delivered on their promises. They're professional, efficient, and easy to talk to. Good choice for anyone in Illinois looking for high-quality legal re...

B

Brad Heidenreich

Feb 01, 2026

Excellent legal representation provided by Mark A. Hagedorn for my Patent Law case

Really glad I found Mark A. Hagedorn for my case. They were a huge help and made everything understandable. I was very impressed with their knowledge and how they handled the opposition. If you're in...