About
Patrick Callahan is a extraordinarily experienced attorney based in Boston, Massachusetts, that specialize in private injury regulation, criminal defense, and circle of relatives law. With over 20 years of experience, he's recognized for his determination to his customers and his aggressive technique in the courtroom.
Legal Issues
- Appeals & Appellate
- Business Law
- Intellectual Property
- Appellate and Supreme Court Litigation
- General Civil
- Intellectual Property Litigation
- Litigation/Controversy
Certificates
No Certifications
Languages
Accepted Jurisdictions

Massachusetts
Since 2001">
Experience
Wilmer, Cutler, Pickering, Hale, and Dorr LLP
Education

Suffolk University Law School
J.D Graduation year: 2000">

Bowdoin College
B.A Graduation year: 1995">
Associations

Massachusetts State Bar
has membership2001 - Current">