Atty. Marc S. Segal

Atty. Marc S. Segal

Marc S. Segal is a lawyer practicing intellectual property, patent infringement, patent application and 3 other areas of law.

Philadelphia Philadelphia 27 yrs experience 27 year
Call (267) 876-4673 Book Appointment

Profile Summary

About Marc S. Segal at a glance

Marc S. Segal is an Of Counsel based in Philadelphia, Pennsylvania, practicing at Ballard Spahr LLP. They have 27+ years of legal experience, licensed to practice since 1999. Their practice focuses on patent and ip. Admitted to practice in New Jersey (1999), Pennsylvania (1999), U.S. District Court, Eastern District of Pennsylvania (2000), and U.S. Court of Appeals, Federal Circuit registered to practice before U.S. Patent and Trademark Offic (2005). Educated at University of Pennsylvania Law School (J.D., 1999) and Drexel University (M.S. Biological, 1994). Serands clients in Philadelphia, PA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Marc S. Segal is a lawyer practicing intellectual property, patent infringement, patent application and 3 other areas of law
  • Marc received a M.S. degree from Drexel University in 1994, and has been licensed for 27 years
  • Marc practices at Ballard Spahr LLP in Philadelphia, PA

Practice Areas Explained

Marc S. Segal's Areas of Practice

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

Patent Law

Marc S. Segal is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in Pennsylvania →

Intellectual Property

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

Marc S. Segal is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Pennsylvania →

Jurisdictional Context

Why local counsel matters in Pennsylvania

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

Looking for additional Pennsylvania attorneys? Browse all attorneys in Philadelphia or all attorneys in Pennsylvania.

Frequently Asked

Common questions about Marc S. Segal

Where is Marc S. Segal's law office located?
Marc S. Segal's law practice is located in Philadelphia, Pennsylvania. The firm is Ballard Spahr LLP. You can contact the office directly through this profile page.
What practice areas does Marc S. Segal handle?
Marc S. Segal focuses on patent, ip. Each practice area listed reflects experience handling cases of that type in Pennsylvania.
How long has Marc S. Segal practiced law?
Marc S. Segal has 27+ years of legal experience and has been licensed since 1999.
Where did Marc S. Segal go to law school?
Marc S. Segal earned their education at (J.D., 1999); (M.S. Biological, 1994).
How can I contact Marc S. Segal for a consultation?
You can contact Marc S. Segal 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.
University of Pennsylvania Law School
- 1999
M.S. Biological
Drexel University
- 1994

Bar Admissions

New Jersey
Admitted: 1999
Pennsylvania
Admitted: 1999
U.S. District Court, Eastern District of Pennsylvania
Admitted: 2000
U.S. Court of Appeals, Federal Circuit registered to practice before U.S. Patent and Trademark Offic
Admitted: 2005

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