Atty. Jack B Blumenfeld

Atty. Jack B Blumenfeld

Jack B Blumenfeld is a lawyer practicing life sciences / biotechnology, patent infringement, patent litigation and 1 other area of law. Jack received a B.A. degree from State University of New York at Albany in 1974, and has been licensed for 47 years.

Wilmington Wilmington 47 yrs experience 47 year
Call (302) 600-4533 Book Appointment

Profile Summary

About Jack B Blumenfeld at a glance

Jack B Blumenfeld is a Partner based in Wilmington, Delaware, practicing at Morris, Nichols, Arsht & Tunnell LLP. They have 47+ years of legal experience, licensed to practice since 1979. Their practice focuses on patent and internet. Admitted to practice in Delaware (1979), U.S. Court of Appeals, Third Circuit (1984), U.S. Court of Appeals, Federal Circuit (1985), and U.S. Supreme Court (1987). Educated at Yale University Law School (J.D., 1977) and State University of New York at Albany (B.A., 1974). Recognitions include AV Preeminent. Serands clients in Wilmington, DE and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Jack B Blumenfeld is a lawyer practicing life sciences / biotechnology, patent infringement, patent litigation and 1 other area of law
  • Jack received a B.A. degree from State University of New York at Albany in 1974, and has been licensed for 47 years
  • Jack practices at Morris, Nichols, Arsht & Tunnell LLP in Wilmington, DE

Practice Areas Explained

Jack B Blumenfeld's Areas of Practice

Each practice area below reflects the types of cases Jack B Blumenfeld handles, with a brief overview of what that area of law covers.

Patent Law

Jack B Blumenfeld is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in Delaware →

Internet & Cyber Law

Internet and cyber lawyers for data breaches, online defamation, privacy law, and cybersecurity matters.

Jack B Blumenfeld is one of 17,958 internet attorneys indexed nationally. Browse internet attorneys in Delaware →

Jurisdictional Context

Why local counsel matters in Delaware

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

Looking for additional Delaware attorneys? Browse all attorneys in Wilmington or all attorneys in Delaware.

Frequently Asked

Common questions about Jack B Blumenfeld

Where is Jack B Blumenfeld's law office located?
Jack B Blumenfeld's law practice is located in Wilmington, Delaware. The firm is Morris, Nichols, Arsht & Tunnell LLP. You can contact the office directly through this profile page.
What practice areas does Jack B Blumenfeld handle?
Jack B Blumenfeld focuses on patent, internet. Each practice area listed reflects experience handling cases of that type in Delaware.
How long has Jack B Blumenfeld practiced law?
Jack B Blumenfeld has 47+ years of legal experience and has been licensed since 1979.
Where did Jack B Blumenfeld go to law school?
Jack B Blumenfeld earned their education at (J.D., 1977); (B.A., 1974).
How can I contact Jack B Blumenfeld for a consultation?
You can contact Jack B Blumenfeld 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.
What awards or recognition has Jack B Blumenfeld received?
Jack B Blumenfeld's notable recognition includes: AV Preeminent.

Education

J.D.
Yale University Law School
- 1977
B.A.
State University of New York at Albany
- 1974

Awards

AV Preeminent

Bar Admissions

Delaware
Admitted: 1979
U.S. Court of Appeals, Third Circuit
Admitted: 1984
U.S. Court of Appeals, Federal Circuit
Admitted: 1985
U.S. Supreme Court
Admitted: 1987

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