Atty. John R. Opperman

Atty. John R. Opperman

Mr. John R.

Portland Portland 48 J. Erfahrung 48 year
Call (877) 653-4783 Book Appointment

Profile Summary

About John R. Opperman at a glance

John R. Opperman is a TD Bk. N. Inc. based in Portland, Maine. They have 48+ years of legal experience, licensed to practice since 1978. Their practice focuses on formation, trademark, copyright, estate planning, and business. Admitted to practice in Maine (1978) and U.S. District Court, District of Maine (1978). Educated at Harvard University (J.D., 1978) and University of South Dakota (B.S., 1975). Recognitions include AV Preeminent. Serands clients in Portland, ME and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

Über uns

  • Mr. John R. Opperman is a lawyer practicing banking and financial institutions law, business law, commercial law and 6 other areas of law
  • John received a B.S. degree from University of South Dakota in 1975, and has been licensed for 48 years
  • John practices in Portland, ME

Practice Areas Explained

John R. Opperman's Areas of Practice

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

Business Formation

John R. Opperman is one of 35,584 formation attorneys indexed nationally. Browse formation attorneys in Maine →

Trademark Law

John R. Opperman is one of 23,222 trademark attorneys indexed nationally. Browse trademark attorneys in Maine →

Copyright Law

John R. Opperman is one of 17,495 copyright attorneys indexed nationally. Browse copyright attorneys in Maine →

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 R. Opperman is one of 226,537 estate planning attorneys indexed nationally. Browse estate planning attorneys in Maine →

Business & Corporate Law

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

John R. Opperman is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Maine →

Jurisdictional Context

Why local counsel matters in Maine

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

Looking for additional Maine attorneys? Browse all attorneys in Portland or all attorneys in Maine.

Frequently Asked

Common questions about John R. Opperman

Where is John R. Opperman's law office located?
John R. Opperman's law practice is located in Portland, Maine. You can contact the office directly through this profile page.
What practice areas does John R. Opperman handle?
John R. Opperman focuses on formation, trademark, copyright, estate planning, business. Each practice area listed reflects experience handling cases of that type in Maine.
How long has John R. Opperman practiced law?
John R. Opperman has 48+ years of legal experience and has been licensed since 1978.
Where did John R. Opperman go to law school?
John R. Opperman earned their education at (J.D., 1978); (B.S., 1975).
How can I contact John R. Opperman for a consultation?
You can contact John R. Opperman 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 R. Opperman received?
John R. Opperman's notable recognition includes: AV Preeminent.

Education

J.D.
Harvard University
- 1978
B.S.
University of South Dakota
- 1975

Awards

AV Preeminent

Bar Admissions

Maine
Admitted: 1978
U.S. District Court, District of Maine
Admitted: 1978

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