Atty. John M. Manion

Atty. John M. Manion

John M. Manion is one of the founding shareholders of Ryan Kromholz & Manion, S.C., located in Brookfield, Wisconsin.

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Profile Summary

About John M. Manion at a glance

John M. Manion is a patent, trademark, and ip attorney based in Milwaukee, Wisconsin, practicing at Ryan Kromholz & Manion SC. Educated at Marquette University (J.D., 1993) and Marquette University (BS, 1989). Recognitions include Best Lawyers in America — Litigation - Intellectual Property (2026), Best Lawyers in America — Litigation - Patent (2026), and Best Lawyers in America — Patent Law (2026). Serands clients in Milwaukee, WI and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John M. Manion is one of the founding shareholders of Ryan Kromholz & Manion, S.C., located in Brookfield, Wisconsin
  • The firm, which traces its roots back to 1873, was formed in 1998 and practices in all areas of intellectual property law including patent, trademark, copyright and unfair competition law and related litigation
  • John is registered to practice before the United States Patent and Trademark Office and admitted to practice in the United States District Court for the Eastern and Western Districts of Wisconsin and the United States Court of Appeals for the Federal Circuit
  • He received both his undergraduate degree in mechanical engineering and law degree from Marquette University
  • John primarily represents manufacturing companies throughout the state of Wisconsin

Practice Areas Explained

John M. Manion's Areas of Practice

Each practice area below reflects the types of cases John M. Manion handles, with a brief overview of what that area of law covers.

Patent Law

John M. Manion is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in Wisconsin →

Trademark Law

John M. Manion is one of 23,222 trademark attorneys indexed nationally. Browse trademark attorneys in Wisconsin →

Intellectual Property

IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.

John M. Manion is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Wisconsin →

Jurisdictional Context

Why local counsel matters in Wisconsin

Practicing law in Wisconsin. Legal matters in Wisconsin are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Milwaukee are typically filed in the local municipal court or the appropriate Wisconsin state district court, depending on subject matter and amount in controversy. An attorney licensed in Wisconsin brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Wisconsin courts without local counsel or pro hac vice admission.

Looking for additional Wisconsin attorneys? Browse all attorneys in Milwaukee or all attorneys in Wisconsin.

Frequently Asked

Common questions about John M. Manion

Where is John M. Manion's law office located?
John M. Manion's law practice is located in Milwaukee, Wisconsin. The firm is Ryan Kromholz & Manion SC. You can contact the office directly through this profile page.
What practice areas does John M. Manion handle?
John M. Manion focuses on patent, trademark, ip. Each practice area listed reflects experience handling cases of that type in Wisconsin.
Where did John M. Manion go to law school?
John M. Manion earned their education at (J.D., 1993); (BS, 1989).
How can I contact John M. Manion for a consultation?
You can contact John M. Manion directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has John M. Manion received?
John M. Manion's notable recognition includes: Best Lawyers in America — Litigation - Intellectual Property; Best Lawyers in America — Litigation - Patent; Best Lawyers in America — Patent Law; Best Lawyers in America — Trademark Law; Best Lawyers in America — Additional Areas of Practice:.

Education

J.D.
Marquette University
- 1993
BS
Marquette University
- 1989

Awards

Best Lawyers in America — Litigation - Intellectual Property
- 2026
Best Lawyers in America — Litigation - Patent
- 2026
Best Lawyers in America — Patent Law
- 2026
Best Lawyers in America — Trademark Law
- 2026
Best Lawyers in America — Additional Areas of Practice:
- 2026
Best Lawyers in America — Copyright Law
- 2026
Best Lawyers in America — Trade Secrets Law
- 2026
Best Lawyers in America — Special Focus:
- 2026
Best Lawyers in America — Copyright
- 2026
Best Lawyers in America — Litigation
- 2026
Best Lawyers in America — Patent
- 2026
Best Lawyers in America — Trade Secrets
- 2026
Best Lawyers in America — Trademark
- 2026
Lawyer of the Year — Litigation - Intellectual Property (Milwaukee)
- 2016
Lawyer of the Year — Trademark Law (Milwaukee)
- 2016
Lawyer of the Year — Patent Law (Milwaukee)
- 2013

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