About
John T Callahan is a litigation attorney with more than 35 years of legal experience, practicing at Law Offices of John T Callahan in Washington, DC. He earned a J.D. from University of Baltimore School of Law. He has been admitted to the Dist. of Columbia Bar since 1990. His practice encompasses litigation, intellectual property, and patent infringement, allowing him to serve clients across a range of legal needs. He maintains a clean professional disciplinary record.
Hourly Rate
Contact for rates
Consultation
Paid consultation
Licensed Since
1990
License Status
No misconduct found
Practice Areas
- Litigation34%
- Intellectual Property33%
- Patent Infringement33%
Languages
Experience
35+ years
Litigation Attorney at Law Offices of John T Callahan. Admitted to practice in Dist. of Columbia, 1990. Focus areas include Intellectual Property, Patent Infringement, Litigation.
Licenses & Bar Admissions
Dist. of Columbia
Bar #District of Columbia Bar · Admitted 1990
Schools & Education
University of Baltimore School of Law JD - Juris Doctor
Degree · 1990
Sample Legal Cases
Past results do not guarantee a similar outcome. Client details have been anonymized.
Reviews (0)
0.0
Based on 0 verified reviews
John T Callahan's Lawyer Endorsements
No endorsements yet.
Social Media