Atty. James George Clessuras

Atty. James George Clessuras

Mr. James George Clessuras is a lawyer practicing technology transactions, intellectual property, life sciences & biotechnology.

Washington Washington 29 yrs experience 29 year
Call (404) 689-5892 Book Appointment

Profile Summary

About James George Clessuras at a glance

James George Clessuras is a Partner based in Washington, District of Columbia, practicing at Wilson Sonsini Goodrich And Rosati Professional Corporation. They have 29+ years of legal experience, licensed to practice since 1997. Their practice focuses on ip. Admitted to practice in Illinois (1997), U.S. District Court, Northern District of Illinois (1999), California (2000), and District of Columbia registered to practice before U.S. Patent and Trademark Office (2007). Educated at Northwestern University School of Law (J.D., 1997) and Northwestern University (B.S.M.E., 1992). Active member of Chicago and American Bar Associations State Bar of California. Serands clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mr. James George Clessuras is a lawyer practicing technology transactions, intellectual property, life sciences & biotechnology
  • James received a B.S.M.E. degree from Northwestern University in 1992, and has been licensed for 29 years
  • James practices at Wilson Sonsini Goodrich & Rosati Professional Corporation in Washington, DC

Practice Areas Explained

James George Clessuras's Areas of Practice

Each practice area below reflects the types of cases James George Clessuras handles, with a brief overview of what that area of law covers.

Intellectual Property

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

James George Clessuras 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 James George Clessuras

Where is James George Clessuras's law office located?
James George Clessuras's law practice is located in Washington, District of Columbia. The firm is Wilson Sonsini Goodrich And Rosati Professional Corporation. You can contact the office directly through this profile page.
What practice areas does James George Clessuras handle?
James George Clessuras focuses on ip. Each practice area listed reflects experience handling cases of that type in District of Columbia.
How long has James George Clessuras practiced law?
James George Clessuras has 29+ years of legal experience and has been licensed since 1997.
Where did James George Clessuras go to law school?
James George Clessuras earned their education at (J.D., 1997); (B.S.M.E., 1992).
How can I contact James George Clessuras for a consultation?
You can contact James George Clessuras 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.
Northwestern University School of Law
- 1997
B.S.M.E.
Northwestern University
- 1992

Bar Admissions

Illinois
Admitted: 1997
U.S. District Court, Northern District of Illinois
Admitted: 1999
California
Admitted: 2000
District of Columbia registered to practice before U.S. Patent and Trademark Office
Admitted: 2007

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