Atty. David A Manspeizer

Atty. David A Manspeizer

David A Manspeizer is a lawyer practicing intellectual property litigation, pharmaceutical intellectual property, federal litigation and 5 other areas of law. David received a degree from University of Pennsylvania in 1986, and has been licensed for 35 years.

New York New York 35 J. Erfahrung 35 year
Call (917) 997-5772 Book Appointment

Profile Summary

About David A Manspeizer at a glance

David A Manspeizer is a Partner based in New York, New York, practicing at WilmerHale. They have 35+ years of legal experience, licensed to practice since 1991. Their practice focuses on patent, ip, federal crimes, and litigation. Admitted to practice in New Jersey (1991), U.S. Court of Appeals for the Federal Circuit (1992), District of Columbia (1993), and New York registered to practice before U.S. Patent and Trademark Office (2010). Educated at Rutgers School of Law (J.D., 1991) and University of Pennsylvania (B.A. Biology, 1986). Active member of Federal Circuit and American Bar Associations District of Columbia Bar American Intellectual Property Law Association. Serands clients in New York, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

Über uns

  • David A Manspeizer is a lawyer practicing intellectual property litigation, pharmaceutical intellectual property, federal litigation and 5 other areas of law
  • David received a degree from University of Pennsylvania in 1986, and has been licensed for 35 years
  • David practices at WilmerHale in New York, NY

Practice Areas Explained

David A Manspeizer's Areas of Practice

Each practice area below reflects the types of cases David A Manspeizer handles, with a brief overview of what that area of law covers.

Patent Law

David A Manspeizer is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in New York →

Intellectual Property

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

David A Manspeizer is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in New York →

Federal Crimes

David A Manspeizer is one of 6,773 federal crimes attorneys indexed nationally. Browse federal crimes attorneys in New York →

Civil Litigation

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

David A Manspeizer is one of 454,532 litigation attorneys indexed nationally. Browse litigation 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 David A Manspeizer

Where is David A Manspeizer's law office located?
David A Manspeizer's law practice is located in New York, New York. The firm is WilmerHale. You can contact the office directly through this profile page.
What practice areas does David A Manspeizer handle?
David A Manspeizer focuses on patent, ip, federal crimes, litigation. Each practice area listed reflects experience handling cases of that type in New York.
How long has David A Manspeizer practiced law?
David A Manspeizer has 35+ years of legal experience and has been licensed since 1991.
Where did David A Manspeizer go to law school?
David A Manspeizer earned their education at (J.D., 1991); (B.A. Biology, 1986).
How can I contact David A Manspeizer for a consultation?
You can contact David A Manspeizer 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.
Rutgers School of Law
- 1991
B.A. Biology
University of Pennsylvania
- 1986

Bar Admissions

New Jersey
Admitted: 1991
U.S. Court of Appeals for the Federal Circuit
Admitted: 1992
District of Columbia
Admitted: 1993
New York registered to practice before U.S. Patent and Trademark Office
Admitted: 2010

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