Atty. Evan Harry Langdon
Mr. Evan Harry Langdon is a lawyer practicing international trade, antitrust / trade law, intellectual property and 1 other area of law.
Profile Summary
About Evan Harry Langdon at a glance
Evan Harry Langdon is an Associate based in Washington, District of Columbia, practicing at Adduci, Mastriani & Schaumberg, L.L.P.. They have 17+ years of legal experience, licensed to practice since 2009. Their practice focuses on patent, ip, and international. Admitted to practice in Virginia U.S. Court of Appeals for the Federal Circuit Registered to practice before the United Stat (2009) and District of Columbia (2012). Educated at The Catholic University of America, Columbus School of Law J.D. magna cum laude The Catholic University of America, Columbus School of Law J.D. Executive Editor The Catholic University of Ame (—) and Villanova University Bachelor of Mechanical Engineering Villanova University cum laude (—). Active member of Memberships •American Bar Association •American Intellectual Property Law Association •ITC Trial Lawyers Association. Serands clients in Washington, DC and the surrounding metropolitan area.
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About
- Mr. Evan Harry Langdon is a lawyer practicing international trade, antitrust / trade law, intellectual property and 1 other area of law
- Evan received a degree from Villanova University, and has been licensed for 17 years
- Evan practices at Adduci, Mastriani & Schaumberg, L.L.P. in Washington, DC
Practice Areas Explained
Evan Harry Langdon's Areas of Practice
Each practice area below reflects the types of cases Evan Harry Langdon handles, with a brief overview of what that area of law covers.
Evan Harry Langdon is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in District of Columbia →
IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.
Evan Harry Langdon is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in District of Columbia →
International law attorneys for cross-border transactions, trade, foreign investment, and treaties.
Evan Harry Langdon 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.
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