Atty. John B. Casserly

Atty. John B. Casserly

Atty. John B.

St. Paul St. Paul 30 yrs experience 30 year
Call (612) 714-9546 Book Appointment

Profile Summary

About John B. Casserly at a glance

John B. Casserly is a Member based in St. Paul, Minnesota, practicing at Geraghty, O'Loughlin & Kenney Professional Association. They have 30+ years of legal experience, licensed to practice since 1996. Their practice focuses on ip, adr, and appellate. Admitted to practice in Minnesota (1996), U.S. District Court, District of Minnesota (1996), Wisconsin (2005), and North Dakota (2023). Educated at University of Wisconsin-Madison (J.D., 1996) and University of Minnesota (B.A., 1989). Recognitions include Peer Reviewed. Active member of Ramsey County, Minnesota State and American Bar Associations State Bar of Wisconsin Defense Research Institute Minnesota Defense Lawyers Association. Serands clients in St. Paul, MN and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Atty. John B. Casserly is a lawyer practicing mediation, licensing, appeals and 1 other area of law
  • John received a B.A. degree from University of Minnesota in 1989, and has been licensed for 30 years
  • John practices at Geraghty, O'Loughlin & Kenney Professional Association in St. Paul, MN

Practice Areas Explained

John B. Casserly's Areas of Practice

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

Intellectual Property

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

John B. Casserly is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Minnesota →

Mediation & Arbitration

Mediators and arbitrators for civil, commercial, family, and employment dispute resolution.

John B. Casserly is one of 73,906 adr attorneys indexed nationally. Browse adr attorneys in Minnesota →

Appellate Practice

Appellate attorneys for civil and criminal appeals at state and federal court.

John B. Casserly is one of 86,319 appellate attorneys indexed nationally. Browse appellate attorneys in Minnesota →

Jurisdictional Context

Why local counsel matters in Minnesota

Practicing law in Minnesota. Legal matters in Minnesota are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in St. Paul are typically filed in the local municipal court or the appropriate Minnesota state district court, depending on subject matter and amount in controversy. An attorney licensed in Minnesota 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 Minnesota courts without local counsel or pro hac vice admission.

Looking for additional Minnesota attorneys? Browse all attorneys in St. Paul or all attorneys in Minnesota.

Frequently Asked

Common questions about John B. Casserly

Where is John B. Casserly's law office located?
John B. Casserly's law practice is located in St. Paul, Minnesota. The firm is Geraghty, O'Loughlin & Kenney Professional Association. You can contact the office directly through this profile page.
What practice areas does John B. Casserly handle?
John B. Casserly focuses on ip, adr, appellate. Each practice area listed reflects experience handling cases of that type in Minnesota.
How long has John B. Casserly practiced law?
John B. Casserly has 30+ years of legal experience and has been licensed since 1996.
Where did John B. Casserly go to law school?
John B. Casserly earned their education at (J.D., 1996); (B.A., 1989).
How can I contact John B. Casserly for a consultation?
You can contact John B. Casserly 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 B. Casserly received?
John B. Casserly's notable recognition includes: Peer Reviewed.

Education

J.D.
University of Wisconsin-Madison
- 1996
B.A.
University of Minnesota
- 1989

Awards

Peer Reviewed

Bar Admissions

Minnesota
Admitted: 1996
U.S. District Court, District of Minnesota
Admitted: 1996
Wisconsin
Admitted: 2005
North Dakota
Admitted: 2023

Reviews

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