Atty. John Joseph Calkins

Atty. John Joseph Calkins

Mr. John Joseph Calkins is a lawyer practicing international law, technology, litigation and 1 other area of law.

Washington Washington 33 yrs experience 33 year
Call (771) 220-6743 Book Appointment

Profile Summary

About John Joseph Calkins at a glance

John Joseph Calkins is a Partner based in Washington, District of Columbia, practicing at Dentons US LLP. They have 33+ years of legal experience, licensed to practice since 1993. Their practice focuses on patent, litigation, and international. Admitted to practice in Pennsylvania (1993), Maryland (1993), U.S. District Court, District of Maryland (1994), and District of Columbia (1995). Educated at American University (J.D., 1993) and Johns Hopkins University (B.A., 1990). Serands clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mr. John Joseph Calkins is a lawyer practicing international law, technology, litigation and 1 other area of law
  • John received a B.A. degree from Johns Hopkins University in 1990, and has been licensed for 33 years
  • John practices at Dentons US LLP in Washington, DC and 1 other location

Practice Areas Explained

John Joseph Calkins's Areas of Practice

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

Patent Law

John Joseph Calkins is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in District of Columbia →

Civil Litigation

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

John Joseph Calkins is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in District of Columbia →

International Law

International law attorneys for cross-border transactions, trade, foreign investment, and treaties.

John Joseph Calkins is one of 40,133 international attorneys indexed nationally. Browse international attorneys in District of Columbia →

Jurisdictional Context

Why local counsel matters in District of Columbia

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

Looking for additional District of Columbia attorneys? Browse all attorneys in Washington or all attorneys in District of Columbia.

Frequently Asked

Common questions about John Joseph Calkins

Where is John Joseph Calkins's law office located?
John Joseph Calkins's law practice is located in Washington, District of Columbia. The firm is Dentons US LLP. You can contact the office directly through this profile page.
What practice areas does John Joseph Calkins handle?
John Joseph Calkins focuses on patent, litigation, international. Each practice area listed reflects experience handling cases of that type in District of Columbia.
How long has John Joseph Calkins practiced law?
John Joseph Calkins has 33+ years of legal experience and has been licensed since 1993.
Where did John Joseph Calkins go to law school?
John Joseph Calkins earned their education at (J.D., 1993); (B.A., 1990).
How can I contact John Joseph Calkins for a consultation?
You can contact John Joseph Calkins 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.
American University
- 1993
B.A.
Johns Hopkins University
- 1990

Bar Admissions

Pennsylvania
Admitted: 1993
Maryland
Admitted: 1993
U.S. District Court, District of Maryland
Admitted: 1994
District of Columbia
Admitted: 1995

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