Atty. Edward J. Callaghan

Atty. Edward J. Callaghan

Edward J. Callaghan is an associate at Collard & Roe.

Roslyn Roslyn 25 yrs experience 25 year
Call (363) 777-8476 Book Appointment

Profile Summary

About Edward J. Callaghan at a glance

Edward J. Callaghan is an Associate based in Roslyn, New York, practicing at Collard And Roe P C. They have 25+ years of legal experience, licensed to practice since 2001. Their practice focuses on patent, trademark, copyright, and ip. Admitted to practice in New Jersey (2001) and New York U.S. District Courts - Southern and Eastern Districts of New York, District of New Jersey, (2002). Educated at Touro College Jacob D. Fuchsberg Law Center (J.D., 2001) and Worcester Polytechnic Institute (B.S. Mechanical, 1990). Active member of American Bar Association Nassau County Bar Association Suffolk County Bar Association. Serands clients in Roslyn, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Edward J. Callaghan is an associate at Collard & Roe
  • His practice focuses on patent prosecution and litigation, particularly in the mechanical and chemical arts
  • He is a member of the American Bar Association and the Nassau and Suffolk County Bar Associations and has authored a number of articles on intellectual property law issues published in the Nassau Lawyer, the Suffolk Lawyer and the Attorney of Nassau
  • Prior Experience Before joining Collard & Roe, Ed was an associate at a major New York City Intellectual Property law firm
  • There he gained extensive patent discovery and trial experience as a member of the litigation team that successfully defended a leading pharmaceutical manufacturer against invalidity claims on two patents relating to one of the world's most widely-sold prescription drugs
  • While in law school, Ed served as a member of the Touro Law Review and was awarded a Dean's Fellowship
  • Prior to practicing intellectual property law, Ed was a project engineer with a Long Island-based electronics firm and was awarded two U.S. patents for inventions relating to electronic article security devices

Practice Areas Explained

Edward J. Callaghan's Areas of Practice

Each practice area below reflects the types of cases Edward J. Callaghan handles, with a brief overview of what that area of law covers.

Patent Law

Edward J. Callaghan is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in New York →

Trademark Law

Edward J. Callaghan is one of 23,222 trademark attorneys indexed nationally. Browse trademark attorneys in New York →

Copyright Law

Edward J. Callaghan 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.

Edward J. Callaghan is one of 106,079 ip attorneys indexed nationally. Browse ip 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 Roslyn 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 Roslyn or all attorneys in New York.

Frequently Asked

Common questions about Edward J. Callaghan

Where is Edward J. Callaghan's law office located?
Edward J. Callaghan's law practice is located in Roslyn, New York. The firm is Collard And Roe P C. You can contact the office directly through this profile page.
What practice areas does Edward J. Callaghan handle?
Edward J. Callaghan focuses on patent, trademark, copyright, ip. Each practice area listed reflects experience handling cases of that type in New York.
How long has Edward J. Callaghan practiced law?
Edward J. Callaghan has 25+ years of legal experience and has been licensed since 2001.
Where did Edward J. Callaghan go to law school?
Edward J. Callaghan earned their education at (J.D., 2001); (B.S. Mechanical, 1990).
How can I contact Edward J. Callaghan for a consultation?
You can contact Edward J. Callaghan 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.
Touro College Jacob D. Fuchsberg Law Center
- 2001
B.S. Mechanical
Worcester Polytechnic Institute
- 1990

Bar Admissions

New Jersey
Admitted: 2001
New York U.S. District Courts - Southern and Eastern Districts of New York, District of New Jersey,
Admitted: 2002

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