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Brian Eugene Hennessey, IP Attorney in Tarrytown, New York

Over 31 years of legal practice · focused on IP, Litigation, and Patent

Tarrytown, NY

Practicing ip in Tarrytown since 1995.

31+
Years practicing
2
Bar admissions

Practices in

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Quick answer

Brian Eugene Hennessey is an attorney based in Tarrytown, NY. The practice focuses on IP, Litigation, and Patent. Brian has over 31 years of legal experience.

Based in
Tarrytown, NY
Experience
over 31 years
Known for
IP · Litigation · Patent
  • Handles IP, Litigation, and Patent matters from Tarrytown, NY.
  • Over 31 years of practice as a licensed attorney.

About Brian Eugene Hennessey: Brian Eugene Hennessey is an attorney based in Tarrytown, NY. The practice focuses on IP, Litigation, and Patent. Brian has over 31 years of legal experience.

Areas of practice

Legal matters Brian takes on

Brian concentrates on ip, litigation, and patent. Each area below outlines the kind of case Brian handles, typical outcomes to expect, and how the intake process starts.

IP cases in Tarrytown, New York

Brian takes ip matters in Tarrytown, New York. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Brian agrees to represent you.

Litigation cases in Tarrytown, New York

Brian takes litigation matters in Tarrytown, New York. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Brian agrees to represent you.

Patent cases in Tarrytown, New York

Brian takes patent matters in Tarrytown, New York. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Brian agrees to represent you.

Biography

Meet Brian Eugene Hennessey — ip lawyer in Tarrytown

Brian Eugene Hennessey is an attorney based in Tarrytown, NY. The practice focuses on IP, Litigation, and Patent. Brian has over 31 years of legal experience.

Brian Eugene Hennessey is a lawyer practicing intellectual property, patent application, litigation. Brian received a B.S.E. degree from University of Michigan in 1990, and has been licensed for 31 years. Brian practices in Tarrytown, NY.

Working with Brian on a ip matter

Brian Eugene Hennessey is a lawyer practicing intellectual property, patent application, litigation. Brian received a B.S.E. degree from University of Michigan in 1990, and has been licensed for 31 years. Brian practices in Tarrytown, NY.

Clients Brian works with

Brian reviews new inquiries case-by-case for ip, litigation, and patent matters in Tarrytown and the surrounding New York area.

Credentials

Education, bar admissions, and languages

  • Hastings College of the Law, University of California

    J.D. · 1994

  • University of Michigan

    B.S.E. · 1990

Jurisdictions

Brian's state bar admissions

  • New York registered

    2007 · ACTIVE

  • California

    1995 · ACTIVE

Brian studied at J.D. in Hastings College of the Law, University of California and B.S.E. in University of Michigan.

Law school and academic background

Brian completed J.D. in Hastings College of the Law, University of California and B.S.E. in University of Michigan. Formal legal training is one signal of substantive knowledge — the day-to-day practice Brian runs in New York is where that training gets applied to real client questions.

Locations

Brian Eugene Hennessey's office in Tarrytown

Brian's primary office is at 520 White Plains Rd Ste 500, Tarrytown, NY, 10591-5118. In-person meetings are by appointment; a phone intake usually comes first.

Main office

520 White Plains Rd Ste 500

Tarrytown, NY 10591-5118

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Client feedback

Client reviews of Brian Eugene Hennessey

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Hiring guide

How to hire Brian Eugene Hennessey — what to expect in your first consultation

Working with a new ip attorney should feel structured. Here's how the first two conversations with Brian usually go, from the moment you request a consult to the day representation begins.

Consultation formats and pricing

Brian charges for the initial consult. That fee is credited toward representation if you retain Brian'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; Brian will tell you what matters and what doesn't.

Questions to ask a ip attorney in Tarrytown, New York

A short list to run through before you commit: How many ip 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 Brian

Brian discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in ip practice — ask which fits.

Hourly rates, contingency fees, and flat-fee options

Every ip 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. Brian confirms the model in the engagement letter before any work starts.

Payment methods and payment plans

Brian's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many ip practices work with clients on structured schedules.

Frequently asked

Frequently asked questions about Brian Eugene Hennessey

  • How much does it cost to hire Brian for a ip case?

    Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Brian walks through the likely range during the consult so there are no surprises.

  • Does Brian offer a free consultation?

    Brian charges for the initial consult; that fee is credited toward representation if you retain Brian's office. Some ip attorneys offer free consults — check Brian's current terms during booking.

  • How long do ip cases in New York typically take?

    Simple ip 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. Brian gives a realistic estimate for your facts at the consult — vague answers here are a red flag.

  • Can Brian take my case if I'm outside Tarrytown?

    Brian is licensed in New York. Matters governed by New York law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — Brian 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 Brian?

    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. Brian will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.

  • Is Brian accepting new ip clients right now?

    Brian's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.

Areas served

IP attorneys serving Tarrytown and Albany in New York

Brian handles ip matters throughout New York. Each city below is a direct link into the search page for verified ip attorneys in that community.

More counsel

If Brian's intake is full or the fit isn't right, these ip attorneys in Tarrytown handle similar matters. Every profile below is verified and open to consultations.