Nicholas Xanthakos, Patent Attorney in Washington, District of Columbia
Over 24 years of legal practice
Washington, DC
Practicing patent in Washington since 2002.
- 24+
- Years practicing
- 2
- Bar admissions
Practices in
Are you Nicholas Xanthakos?
This profile was built from public bar records and is still unclaimed. Claim it free to control your photo, bio, and fees — and get client inquiries sent straight to you.
Quick answer
Nicholas Xanthakos is an attorney based in Washington, DC. The practice focuses on Patent. Nicholas has over 24 years of legal experience.
- Based in
- Washington, DC
- Experience
- over 24 years
- Known for
- Patent
- Handles Patent matters from Washington, DC.
- Over 24 years of practice as a licensed attorney.
About Nicholas Xanthakos: Nicholas Xanthakos is an attorney based in Washington, DC. The practice focuses on Patent. Nicholas has over 24 years of legal experience.
Areas of practice
Nicholas's practice areas in Washington
Nicholas concentrates on patent. Each area below outlines the kind of case Nicholas handles, typical outcomes to expect, and how the intake process starts.
Patent cases in Washington, District of Columbia
Nicholas takes patent matters in Washington, District of Columbia. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Nicholas agrees to represent you.
Biography
Nicholas Xanthakos, patent attorney serving Washington
Nicholas Xanthakos is an attorney based in Washington, DC. The practice focuses on Patent. Nicholas has over 24 years of legal experience. Nicholas works from Washington, District of Columbia and takes on patent matters across the region.
Nicholas Xanthakos is a lawyer practicing patent application, patent infringement. Nicholas has been licensed for 24 years. Nicholas practices in Washington, DC.
Nicholas's approach to patent cases
Nicholas Xanthakos is a lawyer practicing patent application, patent infringement. Nicholas has been licensed for 24 years. Nicholas practices in Washington, DC.
The kind of cases Nicholas takes
Nicholas reviews new inquiries case-by-case for patent matters in Washington and the surrounding District of Columbia area.
Jurisdictions
Nicholas's state bar admissions
New York
2003 · ACTIVE
Massachusetts
2002 · ACTIVE
Locations
Nicholas Xanthakos's office in Washington
Nicholas's primary office is at U.S. Dept. of Veterans Affairs, Washington, DC. In-person meetings are by appointment; a phone intake usually comes first.
Client feedback
Client reviews of Nicholas Xanthakos
Nicholas has not yet collected verified client reviews on LawyersListed. Reviews here are all from confirmed clients; anonymous ratings are moderated out.
No reviews yet
Only verified clients who have consulted with Nicholas Xanthakos can leave a review.
Schedule your consultationHiring guide
How to hire Nicholas Xanthakos — what to expect in your first consultation
Working with a new patent attorney should feel structured. Here's how the first two conversations with Nicholas usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
Nicholas charges for the initial consult. That fee is credited toward representation if you retain Nicholas's office.
What to bring to your first meeting
Bring any documents you already have — police reports, medical records, filed pleadings, correspondence from an insurer, a copy of the contract at issue. If you're not sure, err on the side of bringing everything; Nicholas will tell you what matters and what doesn't.
Questions to ask a patent attorney in Washington, District of Columbia
A short list to run through before you commit: How many patent matters have you handled in the last year? What's your fee structure? Who else in the office will work on this? What's your realistic estimate of timeline and range of outcomes? How do I reach you between meetings?
Fees & payment
Fees, payment methods, and consultation options for Nicholas
Nicholas discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in patent practice — ask which fits.
Hourly rates, contingency fees, and flat-fee options
Every patent matter is priced differently. Simple document review might be a flat fee. Injury litigation is often contingency. Complex commercial disputes usually run hourly with a retainer. Nicholas confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
Nicholas's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many patent practices work with clients on structured schedules.
Frequently asked
Frequently asked questions about Nicholas Xanthakos
How much does it cost to hire Nicholas for a patent case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Nicholas walks through the likely range during the consult so there are no surprises.
Does Nicholas offer a free consultation?
Nicholas charges for the initial consult; that fee is credited toward representation if you retain Nicholas's office. Some patent attorneys offer free consults — check Nicholas's current terms during booking.
How long do patent cases in District of Columbia typically take?
Simple patent matters can wrap in a few weeks; disputed cases can run 6–18 months from intake to resolution, longer if the matter goes to trial. Nicholas gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can Nicholas take my case if I'm outside Washington?
Nicholas is licensed in District of Columbia. Matters governed by District of Columbia law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — Nicholas will tell you if the case is a fit or refer you to someone closer to your court.
What should I bring to my first meeting with Nicholas?
Bring every document that touches the dispute: contracts, correspondence, police or medical reports, filed pleadings, invoices, photographs, insurance letters. Also bring a written timeline of what happened, in your own words. Nicholas will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is Nicholas accepting new patent clients right now?
Nicholas's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.
Areas served
Patent attorneys serving Washington and Belize City in District of Columbia
Nicholas handles patent matters throughout District of Columbia. Each city below is a direct link into the search page for verified patent attorneys in that community.
More counsel
Other top-rated patent attorneys in District of Columbia
If Nicholas's intake is full or the fit isn't right, these patent attorneys in Washington handle similar matters. Every profile below is verified and open to consultations.

Cameron Hajaran Tousi
Washington, District of Columbia
5.0· 21

John Robert Hutchins
Washington, District of Columbia
5.0· 6

Steven Paul Hollman
Washington, District of Columbia
5.0· 6

Smith Rufus Brittingham IV
Washington, District of Columbia
5.0· 3

Frederic Maxwell Meeker
Washington, District of Columbia
5.0· 3

Edward M. Lebow
Washington, District of Columbia
5.0· 3