MA

Mark A. Hagedorn

Mark A. Hagedorn

Chicago, IL

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Bar admissions
2

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Verified credentials for Mark A. Hagedorn sourced from public bar records.

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Areas of practice

Practice focus

Mark A. Hagedorn represents clients in Chicago, Illinois across the following areas of law. Each area links to other verified attorneys with the same focus.

Biography

About Mark A. Hagedorn

Mark Hagedorn advises on a wide variety of intellectual property matters, including patent, trademark and copyright solicitation and IP litigation, licensing and counseling. Appreciated for his honesty and practical legal advice, Mark consistently delivers utilitarian solutions that help his clients resolve disputes and litigation efficiently and economically.

Mark offers broad experience in virtually all phases of IP counseling and litigation. He understands and has represented clients involved in a wide range of technologies, including high barrier specialty packaging films, bulk material handling systems, cardiac marker immunoassays, high speed packaging machinery and electrochemical sensors, to name only a few.

Mark provides businesses with IP enforcement, protection and counseling on a local, regional and national scale. He has successfully litigated claims in federal courts involving patents, trademarks, trade dress and trade secret disputes. He works to aggressively advocate client positions in complex litigation to achieve client goals.

Mark is dedicated to resolving litigation at the earliest stage possible in order to conserve his client’s time and resources. He is known for consistently developing unique strategies that best fit his client’s needs, whether by settlement, design change, mediation or court battle. His advocacy is grounded in an unwavering determination to help clients get through even the most difficult conflict.

An engineer by training, Mark is at his best when challenging and defending the science and technology underlying IP. He understands the most subtle nuances of sophisticated products and ground-breaking creativity, and is able to keep pace when discussing even the most esoteric features of cutting-edge innovation. Mark’s technical insight, industry acumen and legal know-how provide his clients with a holistic approach to their challenges.

Prior to joining the firm, Mark served as associate counsel at Velsicol Chemical Corporation, handling matters related to all corporate activities. Later, he was associate counsel with Hercules Incorporated, a global manufacturer of chemical specialties used in making products for home, office and industrial markets. At Hercules, he advised on patent matters related to water treatment chemicals, hydrocarbon processing products, rheology modifiers and paper chemicals. During law school, Mark also worked with Indiana University’s trademark office.

Credentials

Education

  • Indiana University Bloomington

    J.D. · 1998

  • Purdue University

    B.S. · 1994

Jurisdictions

Bar admissions

  • Illinois, Illinois S

    ACTIVE

  • United States, U.S.

    ACTIVE

Recognition

Awards & honors

  • Best Lawyers in America — Patent Law

    2026

  • Best Lawyers in America — Additional Areas of Practice:

    2026

  • Best Lawyers in America — Copyright Law

    2026

  • Best Lawyers in America — Litigation - Intellectual Property

    2026

  • Best Lawyers in America — Litigation - Patent

    2026

  • Best Lawyers in America — Trademark Law

    2026

Locations

Office locations

Main office

Chicago, Illinois 60606-2833

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Frequently asked

Common questions

  • What areas of law does Mark A. Hagedorn practice?

    Mark A. Hagedorn focuses on IP.

  • Where is Mark A. Hagedorn located?

    Mark A. Hagedorn primarily serves clients in Chicago, Illinois.

  • Is Mark A. Hagedorn a verified attorney?

    Mark A. Hagedorn's profile is listed but has not yet been claimed by the attorney. Verification status is pending.

  • How can I schedule a consultation with Mark A. Hagedorn?

    You can book a consultation through LawyersListed directly from this page. Initial outreach can also be made by phone at 312-357-1313.