Atty. Daniel James McMullen

Atty. Daniel James McMullen

Daniel James McMullen is a lawyer practicing internet, intellectual property, intellectual property litigation and 5 other areas of law. Daniel received a B.A. degree from Harvard University in 1978, and has been licensed for 43 years.

Cleveland Cleveland 43 yrs experience 43 year
Call (216) 465-6820 Book Appointment

Profile Summary

About Daniel James McMullen at a glance

Daniel James McMullen is a Partner based in Cleveland, Ohio, practicing at Calfee, Halter & Griswold LLP. They have 43+ years of legal experience, licensed to practice since 1983. Their practice focuses on patent, trademark, copyright, ip, and litigation. Admitted to practice in Ohio (1983) and District of Columbia U.S. District Court, Northern District of Ohio U.S. Supreme Court (1988). Educated at Harvard Law School (J.D., 1982) and Harvard University (B.A., 1978). Recognitions include AV Preeminent. Serands clients in Cleveland, OH and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Daniel James McMullen is a lawyer practicing internet, intellectual property, intellectual property litigation and 5 other areas of law
  • Daniel received a B.A. degree from Harvard University in 1978, and has been licensed for 43 years
  • Daniel practices at Calfee, Halter & Griswold LLP in Cleveland, OH

Practice Areas Explained

Daniel James McMullen's Areas of Practice

Each practice area below reflects the types of cases Daniel James McMullen handles, with a brief overview of what that area of law covers.

Patent Law

Daniel James McMullen is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in Ohio →

Trademark Law

Daniel James McMullen is one of 23,222 trademark attorneys indexed nationally. Browse trademark attorneys in Ohio →

Copyright Law

Daniel James McMullen is one of 17,495 copyright attorneys indexed nationally. Browse copyright attorneys in Ohio →

Intellectual Property

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

Daniel James McMullen is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Ohio →

Civil Litigation

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

Daniel James McMullen is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Ohio →

Jurisdictional Context

Why local counsel matters in Ohio

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

Looking for additional Ohio attorneys? Browse all attorneys in Cleveland or all attorneys in Ohio.

Frequently Asked

Common questions about Daniel James McMullen

Where is Daniel James McMullen's law office located?
Daniel James McMullen's law practice is located in Cleveland, Ohio. The firm is Calfee, Halter & Griswold LLP. You can contact the office directly through this profile page.
What practice areas does Daniel James McMullen handle?
Daniel James McMullen focuses on patent, trademark, copyright, ip, litigation. Each practice area listed reflects experience handling cases of that type in Ohio.
How long has Daniel James McMullen practiced law?
Daniel James McMullen has 43+ years of legal experience and has been licensed since 1983.
Where did Daniel James McMullen go to law school?
Daniel James McMullen earned their education at (J.D., 1982); (B.A., 1978).
How can I contact Daniel James McMullen for a consultation?
You can contact Daniel James McMullen 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 Daniel James McMullen received?
Daniel James McMullen's notable recognition includes: AV Preeminent.

Education

J.D.
Harvard Law School
- 1982
B.A.
Harvard University
- 1978

Awards

AV Preeminent

Bar Admissions

Ohio
Admitted: 1983
District of Columbia U.S. District Court, Northern District of Ohio U.S. Supreme Court
Admitted: 1988

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