Atty. John Marlow Manion

Atty. John Marlow Manion

Atty. John Marlow Manion is a lawyer practicing patents, patent infringement, litigation and 4 other areas of law.

Brookfield Brookfield 33 yrs experience 33 year
Call (414) 253-1027 Book Appointment

Profile Summary

About John Marlow Manion at a glance

John Marlow Manion is a Member based in Brookfield, Wisconsin, practicing at Ryan Kromholz & Manion, S.C.. They have 33+ years of legal experience, licensed to practice since 1993. Their practice focuses on patent, trademark, copyright, trade secrets, and litigation. Admitted to practice in Wisconsin registered to practice before U.S. Patent and Trademark Office (1993) and U.S. District Court, Eastern and Western Districts of Wisconsin and U.S. Court of Appeals, Federal C (1993). Educated at Marquette University (J.D., 1993) and Marquette University (B.S.M.E., 1989). Recognitions include Peer Reviewed. Serands clients in Brookfield, WI and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Atty. John Marlow Manion is a lawyer practicing patents, patent infringement, litigation and 4 other areas of law
  • John received a B.S.M.E. degree from Marquette University in 1989, and has been licensed for 33 years
  • John practices at Ryan Kromholz & Manion, S.C. in Brookfield, WI

Practice Areas Explained

John Marlow Manion's Areas of Practice

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

Patent Law

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

Trademark Law

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

Copyright Law

John Marlow Manion is one of 17,495 copyright attorneys indexed nationally. Browse copyright attorneys in Wisconsin →

Trade Secrets

John Marlow Manion is one of 6,644 trade secrets attorneys indexed nationally. Browse trade secrets attorneys in Wisconsin →

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

John Marlow Manion is one of 454,532 litigation attorneys indexed nationally. Browse litigation 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 Brookfield 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 Brookfield or all attorneys in Wisconsin.

Frequently Asked

Common questions about John Marlow Manion

Where is John Marlow Manion's law office located?
John Marlow Manion's law practice is located in Brookfield, Wisconsin. The firm is Ryan Kromholz & Manion, S.C.. You can contact the office directly through this profile page.
What practice areas does John Marlow Manion handle?
John Marlow Manion focuses on patent, trademark, copyright, trade secrets, litigation. Each practice area listed reflects experience handling cases of that type in Wisconsin.
How long has John Marlow Manion practiced law?
John Marlow Manion has 33+ years of legal experience and has been licensed since 1993.
Where did John Marlow Manion go to law school?
John Marlow Manion earned their education at (J.D., 1993); (B.S.M.E., 1989).
How can I contact John Marlow Manion for a consultation?
You can contact John Marlow 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 Marlow Manion received?
John Marlow Manion's notable recognition includes: Peer Reviewed.

Education

J.D.
Marquette University
- 1993
B.S.M.E.
Marquette University
- 1989

Awards

Peer Reviewed

Bar Admissions

Wisconsin registered to practice before U.S. Patent and Trademark Office
Admitted: 1993
U.S. District Court, Eastern and Western Districts of Wisconsin and U.S. Court of Appeals, Federal C
Admitted: 1993

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