Atty. John J. Leonard

Atty. John J. Leonard

John J. Leonard is a lawyer practicing business, intellectual property, litigation and 1 other area of law.

Philadelphia Philadelphia 51 yrs experience 51 year
Call (856) 531-7891 Book Appointment

Profile Summary

About John J. Leonard at a glance

John J. Leonard is a Pub. Def. Off. based in Philadelphia, Pennsylvania. They have 51+ years of legal experience, licensed to practice since 1975. Their practice focuses on estate planning, business, ip, and litigation. Admitted to practice in Pennsylvania (1975) and Ohio (1996). Educated at University of Toledo (J.D., 1996) and Kent State University (B.A., 1992). Serands clients in Philadelphia, PA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John J. Leonard is a lawyer practicing business, intellectual property, litigation and 1 other area of law
  • John received a B.A. degree from Kent State University in 1992, and has been licensed for 51 years
  • John practices in Philadelphia, PA

Practice Areas Explained

John J. Leonard's Areas of Practice

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

Estate Planning & Probate

An estate planning attorney prepares wills, trusts, powers of attorney, and healthcare directives to protect your family and pass on your assets.

John J. Leonard is one of 226,537 estate planning attorneys indexed nationally. Browse estate planning attorneys in Pennsylvania →

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

John J. Leonard is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Pennsylvania →

Intellectual Property

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

John J. Leonard is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Pennsylvania →

Civil Litigation

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

John J. Leonard is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Pennsylvania →

Jurisdictional Context

Why local counsel matters in Pennsylvania

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

Looking for additional Pennsylvania attorneys? Browse all attorneys in Philadelphia or all attorneys in Pennsylvania.

Frequently Asked

Common questions about John J. Leonard

Where is John J. Leonard's law office located?
John J. Leonard's law practice is located in Philadelphia, Pennsylvania. You can contact the office directly through this profile page.
What practice areas does John J. Leonard handle?
John J. Leonard focuses on estate planning, business, ip, litigation. Each practice area listed reflects experience handling cases of that type in Pennsylvania.
How long has John J. Leonard practiced law?
John J. Leonard has 51+ years of legal experience and has been licensed since 1975.
Where did John J. Leonard go to law school?
John J. Leonard earned their education at (J.D., 1996); (B.A., 1992).
How can I contact John J. Leonard for a consultation?
You can contact John J. Leonard 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.

Education

J.D.
University of Toledo
- 1996
B.A.
Kent State University
- 1992

Bar Admissions

Pennsylvania
Admitted: 1975
Ohio
Admitted: 1996

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