Atty. Andrew S. Langsam

Atty. Andrew S. Langsam

Andrew S. Langsam is a lawyer practicing patent infringement, intellectual property, anti-counterfeiting and 16 other areas of law.

New York New York 50 yrs experience 50 year
Call (848) 999-5928 Book Appointment

Profile Summary

About Andrew S. Langsam at a glance

Andrew S. Langsam is a Partner based in New York, New York, practicing at Pryor Cashman Llp. They have 50+ years of legal experience, licensed to practice since 1976. Their practice focuses on patent, trademark, copyright, ip, and trade secrets. Admitted to practice in Virginia (1976), District of Columbia (1977), and New York (1979). Educated at The George Washington University Law School (J.D., 1976) and Carnegie-Mellon University (B.S. Metallurgical, 1973). Serands clients in New York, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Andrew S. Langsam is a lawyer practicing patent infringement, intellectual property, anti-counterfeiting and 16 other areas of law
  • Andrew received a B.S. degree from Carnegie-Mellon University in 1973, and has been licensed for 50 years
  • Andrew practices at Pryor Cashman LLP in New York, NY

Practice Areas Explained

Andrew S. Langsam's Areas of Practice

Each practice area below reflects the types of cases Andrew S. Langsam handles, with a brief overview of what that area of law covers.

Patent Law

Andrew S. Langsam is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in New York →

Trademark Law

Andrew S. Langsam is one of 23,222 trademark attorneys indexed nationally. Browse trademark attorneys in New York →

Copyright Law

Andrew S. Langsam is one of 17,495 copyright attorneys indexed nationally. Browse copyright attorneys in New York →

Intellectual Property

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

Andrew S. Langsam is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in New York →

Trade Secrets

Andrew S. Langsam is one of 6,644 trade secrets attorneys indexed nationally. Browse trade secrets attorneys in New York →

Jurisdictional Context

Why local counsel matters in New York

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

Looking for additional New York attorneys? Browse all attorneys in New York or all attorneys in New York.

Frequently Asked

Common questions about Andrew S. Langsam

Where is Andrew S. Langsam's law office located?
Andrew S. Langsam's law practice is located in New York, New York. The firm is Pryor Cashman Llp. You can contact the office directly through this profile page.
What practice areas does Andrew S. Langsam handle?
Andrew S. Langsam focuses on patent, trademark, copyright, ip, trade secrets. Each practice area listed reflects experience handling cases of that type in New York.
How long has Andrew S. Langsam practiced law?
Andrew S. Langsam has 50+ years of legal experience and has been licensed since 1976.
Where did Andrew S. Langsam go to law school?
Andrew S. Langsam earned their education at (J.D., 1976); (B.S. Metallurgical, 1973).
How can I contact Andrew S. Langsam for a consultation?
You can contact Andrew S. Langsam 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
- 1976
B.S. Metallurgical
Carnegie-Mellon University
- 1973

Bar Admissions

Virginia
Admitted: 1976
District of Columbia
Admitted: 1977
New York
Admitted: 1979

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