Atty. Gillian DiFilippo

Atty. Gillian DiFilippo

Gillian DiFilippo is a lawyer practicing commercial litigation, intellectual property, litigation and 1 other area of law. Gillian received a B.A. degree from Georgetown University in 2000, and has been licensed for 21 years.

Washington Washington 21 yrs experience 21 year
Call (771) 220-6192 Book Appointment

Profile Summary

About Gillian DiFilippo at a glance

Gillian DiFilippo is a patent, business, ip, and litigation attorney based in Washington, District of Columbia. They have 21+ years of legal experience, licensed to practice since 2005. Admitted to practice in Florida (2005) and District of Columbia U.S. District Court for the District of Colorado U.S. District Court for the Mi (2006). Educated at Catholic University (J.D., 2005) and Georgetown University (B.A., 2000). Serands clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Gillian DiFilippo is a lawyer practicing commercial litigation, intellectual property, litigation and 1 other area of law
  • Gillian received a B.A. degree from Georgetown University in 2000, and has been licensed for 21 years
  • Gillian practices in Washington, DC

Practice Areas Explained

Gillian DiFilippo's Areas of Practice

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

Patent Law

Gillian DiFilippo is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in District of Columbia →

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Gillian DiFilippo is one of 501,317 business attorneys indexed nationally. Browse business attorneys in District of Columbia →

Intellectual Property

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

Gillian DiFilippo is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in District of Columbia →

Civil Litigation

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

Gillian DiFilippo is one of 454,532 litigation attorneys indexed nationally. Browse litigation 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 Gillian DiFilippo

Where is Gillian DiFilippo's law office located?
Gillian DiFilippo's law practice is located in Washington, District of Columbia. You can contact the office directly through this profile page.
What practice areas does Gillian DiFilippo handle?
Gillian DiFilippo focuses on patent, business, ip, litigation. Each practice area listed reflects experience handling cases of that type in District of Columbia.
How long has Gillian DiFilippo practiced law?
Gillian DiFilippo has 21+ years of legal experience and has been licensed since 2005.
Where did Gillian DiFilippo go to law school?
Gillian DiFilippo earned their education at (J.D., 2005); (B.A., 2000).
How can I contact Gillian DiFilippo for a consultation?
You can contact Gillian DiFilippo 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.
Catholic University
- 2005
B.A.
Georgetown University
- 2000

Bar Admissions

Florida
Admitted: 2005
District of Columbia U.S. District Court for the District of Colorado U.S. District Court for the Mi
Admitted: 2006

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