Atty. Thomas D Johnston

Atty. Thomas D Johnston

Thomas D Johnston is a lawyer practicing international law, intellectual property, tax appeals and 1 other area of law. Thomas received a B.S. degree from University of Pennsylvania in 1973, and has been licensed for 49 years.

Washington Washington 49 yrs experience 49 year
Call (267) 876-4736 Book Appointment

Intellectual Property & More Attorney · Serving Washington, DC · 49+ Years Experience

Profile Summary

About Thomas D Johnston at a Glance

Thomas D Johnston is a Member based in Washington, District of Columbia, practicing at Shearman & Sterling LLP. They have 49+ years of legal experience, licensed to practice since 1977. Their practice focuses on ip, tax litigation, litigation, appellate, and international. Admitted to practice in District of Columbia (1977). Educated at University of Michigan (J.D., 1976) and University of Pennsylvania (B.S., 1973). Recognitions include AV Preeminent. Serves clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated November 2026

About Thomas D Johnston

  • Thomas D Johnston is a lawyer practicing international law, intellectual property, tax appeals and 1 other area of law
  • Thomas received a B.S. degree from University of Pennsylvania in 1973, and has been licensed for 49 years
  • Thomas practices at Shearman & Sterling LLP in Washington, DC and 1 other location

Practice Areas Explained

Thomas D Johnston's Areas of Legal Practice

Each practice area below reflects the types of cases Thomas D Johnston handles, with a practical overview of what that area of law involves and how it may apply to your situation in Washington.

Intellectual Property in Washington

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

Thomas D Johnston is one of 105,285 ip attorneys indexed nationally. Browse ip attorneys in District of Columbia →

Tax Litigation in Washington

Thomas D Johnston is one of 3,087 tax litigation attorneys indexed nationally. Browse tax litigation attorneys in District of Columbia →

Civil Litigation in Washington

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

Thomas D Johnston is one of 450,750 litigation attorneys indexed nationally. Browse litigation attorneys in District of Columbia →

Appellate Practice in Washington

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

Thomas D Johnston is one of 85,572 appellate attorneys indexed nationally. Browse appellate attorneys in District of Columbia →

International Law in Washington

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

Thomas D Johnston is one of 39,787 international attorneys indexed nationally. Browse international attorneys in District of Columbia →

Jurisdictional Context

Why Local Counsel Matters in Washington

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 venue, 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.

Washington Courts and Legal Process

Choosing a Washington-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.

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

Frequently Asked

Common Questions About Thomas D Johnston

Where is Thomas D Johnston's law office located?
Thomas D Johnston's law practice is located in Washington, District of Columbia. The firm is Shearman & Sterling LLP. You can contact the office directly through this profile page.
What practice areas does Thomas D Johnston handle?
Thomas D Johnston focuses on ip, tax litigation, litigation, appellate, international. Each practice area listed reflects experience handling cases of that type in District of Columbia.
How long has Thomas D Johnston practiced law?
Thomas D Johnston has 49+ years of legal experience and has been licensed since 1977.
Where did Thomas D Johnston go to law school?
Thomas D Johnston earned their education at (J.D., 1976); (B.S., 1973).
How can I contact Thomas D Johnston for a consultation?
You can contact Thomas D Johnston 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 Thomas D Johnston received?
Thomas D Johnston's notable recognition includes: AV Preeminent.

Professional Profile

Why Clients in Washington Choose Thomas D Johnston

Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Thomas D Johnston's practice in the field of ip, tax litigation, litigation, appellate, and international.

Decade-Tested Legal Experience

Thomas D Johnston brings 49+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Broad Practice Area Coverage

Covering ip, tax litigation, and litigation, Thomas D Johnston can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Washington

A Washington-based practice means Thomas D Johnston attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.

Case Types

Common Legal Issues Thomas D Johnston Handles in Washington

Below is a representative sample of the types of matters Thomas D Johnston has experience with under District of Columbia law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.

Trademark registration
IP
Copyright infringement defense
IP
Patent prosecution
IP
Trade secret protection
IP

This list is illustrative, not exhaustive. Contact Thomas D Johnston directly to discuss the specifics of your situation.

Search Reference

How People Find Thomas D Johnston Online

Prospective clients searching for legal help in Washington commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like Thomas D Johnston.

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If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with Thomas D Johnston directly.

Thomas D Johnston's Practice Areas & Specializations

Education & Law School Background

J.D.
University of Michigan
- 1976
B.S.
University of Pennsylvania
- 1973

Awards & Professional Honors

AV Preeminent

Bar Admissions & Licensed Jurisdictions

District of Columbia
Admitted: 1977

Client Reviews & Ratings — Thomas D Johnston

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