Atty. Daniel Sean Trainor

Atty. Daniel Sean Trainor

Mr. Daniel Sean Trainor is a lawyer practicing intellectual property, patent infringement litigation, patent-related itc proceedings.

Washington Washington 28 yrs experience 28 year
Call (650) 517-0420 Book Appointment

Profile Summary

About Daniel Sean Trainor at a glance

Daniel Sean Trainor is a Partner based in Washington, District of Columbia, practicing at Kirkland Ellis Llp. They have 28+ years of legal experience, licensed to practice since 1998. Their practice focuses on patent and ip. Admitted to practice in Virginia (1998) and District of Columbia U.S. District Court, Eastern District of Michigan U.S. District Court, Eastern (1999). Educated at The George Washington University Law School (J.D., 1998) and Michigan State University (B.S. Mechanical, 1995). Active member of American Intellectual Property Law Association. Serands clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mr. Daniel Sean Trainor is a lawyer practicing intellectual property, patent infringement litigation, patent-related itc proceedings
  • Daniel received a B.S. degree from Michigan State University in 1995, and has been licensed for 28 years
  • Daniel practices at Kirkland & Ellis LLP in Washington, DC

Practice Areas Explained

Daniel Sean Trainor's Areas of Practice

Each practice area below reflects the types of cases Daniel Sean Trainor handles, with a brief overview of what that area of law covers.

Patent Law

Daniel Sean Trainor is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in District of Columbia →

Intellectual Property

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

Daniel Sean Trainor is one of 106,079 ip attorneys indexed nationally. Browse ip 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 Daniel Sean Trainor

Where is Daniel Sean Trainor's law office located?
Daniel Sean Trainor's law practice is located in Washington, District of Columbia. The firm is Kirkland Ellis Llp. You can contact the office directly through this profile page.
What practice areas does Daniel Sean Trainor handle?
Daniel Sean Trainor focuses on patent, ip. Each practice area listed reflects experience handling cases of that type in District of Columbia.
How long has Daniel Sean Trainor practiced law?
Daniel Sean Trainor has 28+ years of legal experience and has been licensed since 1998.
Where did Daniel Sean Trainor go to law school?
Daniel Sean Trainor earned their education at (J.D., 1998); (B.S. Mechanical, 1995).
How can I contact Daniel Sean Trainor for a consultation?
You can contact Daniel Sean Trainor 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.
The George Washington University Law School
- 1998
B.S. Mechanical
Michigan State University
- 1995

Bar Admissions

Virginia
Admitted: 1998
District of Columbia U.S. District Court, Eastern District of Michigan U.S. District Court, Eastern
Admitted: 1999

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