Atty. Daniel Patrick O'Connor

Atty. Daniel Patrick O'Connor

Daniel Patrick O'Connor is a lawyer practicing patent infringement, patent application, defective and dangerous products. Daniel has been licensed for 19 years.

Washington Washington 19 yrs experience 19 year
Call (650) 517-0420 Book Appointment

Profile Summary

About Daniel Patrick O'Connor at a glance

Daniel Patrick O'Connor is a patent and product liability attorney based in Washington, District of Columbia. They have 19+ years of legal experience, licensed to practice since 2007. Admitted to practice in Maryland (2007) and District of Columbia (2013). Serands clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Daniel Patrick O'Connor is a lawyer practicing patent infringement, patent application, defective and dangerous products
  • Daniel has been licensed for 19 years
  • Daniel practices in Washington, DC

Practice Areas Explained

Daniel Patrick O'Connor's Areas of Practice

Each practice area below reflects the types of cases Daniel Patrick O'Connor handles, with a brief overview of what that area of law covers.

Patent Law

Daniel Patrick O'Connor is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in District of Columbia →

Product Liability

Daniel Patrick O'Connor is one of 66,193 product liability attorneys indexed nationally. Browse product liability attorneys in District of Columbia →

Jurisdictional Context

Why local counsel matters in District of Columbia

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

Looking for additional District of Columbia attorneys? Browse all attorneys in Washington or all attorneys in District of Columbia.

Frequently Asked

Common questions about Daniel Patrick O'Connor

Where is Daniel Patrick O'Connor's law office located?
Daniel Patrick O'Connor's law practice is located in Washington, District of Columbia. You can contact the office directly through this profile page.
What practice areas does Daniel Patrick O'Connor handle?
Daniel Patrick O'Connor focuses on patent, product liability. Each practice area listed reflects experience handling cases of that type in District of Columbia.
How long has Daniel Patrick O'Connor practiced law?
Daniel Patrick O'Connor has 19+ years of legal experience and has been licensed since 2007.
How can I contact Daniel Patrick O'Connor for a consultation?
You can contact Daniel Patrick O'Connor 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.

Bar Admissions

Maryland
Admitted: 2007
District of Columbia
Admitted: 2013

Reviews

These reviews belong to platform users; they do not constitute advertisement or promotion for the attorney. Opinions are published for informational purposes only.

No reviews yet.