Warren Keith Mabey, Jr., IP Attorney in Wilmington, Delaware
Over 16 years of legal practice · focused on IP, Litigation, and Patent
AssociateatFish & Richardson P.C.
Wilmington, DE
Practicing ip in Wilmington since 2010.
- 16+
- Years practicing
- 2
- Bar admissions
Practices in
Are you Warren Keith Mabey, Jr.?
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
Warren Keith Mabey, Jr. is an associate based in Wilmington, DE. The practice focuses on IP, Litigation, and Patent. Warren has over 16 years of legal experience. Currently practicing at Fish & Richardson P.C..
- Based in
- Wilmington, DE
- Experience
- over 16 years
- Known for
- IP · Litigation · Patent
- Handles IP, Litigation, and Patent matters from Wilmington, DE.
- Over 16 years of practice as a licensed attorney.
About Warren Keith Mabey, Jr.: Warren Keith Mabey, Jr. is an associate based in Wilmington, DE. The practice focuses on IP, Litigation, and Patent. Warren has over 16 years of legal experience. Currently practicing at Fish & Richardson P.C..
Areas of practice
Legal matters Warren takes on
Warren concentrates on ip, litigation, and patent. Each area below outlines the kind of case Warren handles, typical outcomes to expect, and how the intake process starts.
IP cases in Wilmington, Delaware
Warren takes ip matters in Wilmington, Delaware. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Warren agrees to represent you.
Litigation cases in Wilmington, Delaware
Warren takes litigation matters in Wilmington, Delaware. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Warren agrees to represent you.
Patent cases in Wilmington, Delaware
Warren takes patent matters in Wilmington, Delaware. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Warren agrees to represent you.
Biography
Meet Warren Keith Mabey, Jr. — ip lawyer in Wilmington
Warren Keith Mabey, Jr. is an associate based in Wilmington, DE. The practice focuses on IP, Litigation, and Patent. Warren has over 16 years of legal experience. Currently practicing at Fish & Richardson P.C..
Warren Keith Mabey, Jr. is a lawyer practicing patent application, licensing, litigation. Warren received a B.S. degree from Bucknell University in 2004, and has been licensed for 16 years. Warren practices at Fish & Richardson P.C. in Wilmington, DE.
How Warren handles ip matters
Warren Keith Mabey, Jr. is a lawyer practicing patent application, licensing, litigation. Warren received a B.S. degree from Bucknell University in 2004, and has been licensed for 16 years. Warren practices at Fish & Richardson P.C. in Wilmington, DE.
The kind of cases Warren takes
Warren reviews new inquiries case-by-case for ip, litigation, and patent matters in Wilmington and the surrounding Delaware area.
Credentials
Education, bar admissions, and languages
Rutgers University Law School
J.D. · 2010
Bucknell University
B.S. Electrical · 2004
Jurisdictions
Warren's state bar admissions
New Jersey
2010 · ACTIVE
Pennsylvania
2010 · ACTIVE
Warren studied at J.D. in Rutgers University Law School and B.S. Electrical in Bucknell University.
Law school and academic background
Warren completed J.D. in Rutgers University Law School and B.S. Electrical in Bucknell University. Formal legal training is one signal of substantive knowledge — the day-to-day practice Warren runs in Delaware is where that training gets applied to real client questions.
Locations
Warren Keith Mabey, Jr.'s office in Wilmington
Warren's primary office is at 222 Delaware Avenue 17th Floor, Wilmington, DE, 19801. In-person meetings are by appointment; a phone intake usually comes first.
Fish & Richardson P.C.
222 Delaware Avenue 17th Floor
Wilmington, DE 19801
Open in Google MapsClient feedback
Client reviews of Warren Keith Mabey, Jr.
Warren 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 Warren Keith Mabey, Jr. can leave a review.
Schedule your consultationHiring guide
How to hire Warren Keith Mabey, Jr. — what to expect in your first consultation
Working with a new ip attorney should feel structured. Here's how the first two conversations with Warren usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
Warren charges for the initial consult. That fee is credited toward representation if you retain Warren'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; Warren will tell you what matters and what doesn't.
Questions to ask a ip attorney in Wilmington, Delaware
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 Warren
Warren 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. Warren confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
Warren'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 Warren Keith Mabey, Jr.
How much does it cost to hire Warren for a ip case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Warren walks through the likely range during the consult so there are no surprises.
Does Warren offer a free consultation?
Warren charges for the initial consult; that fee is credited toward representation if you retain Warren's office. Some ip attorneys offer free consults — check Warren's current terms during booking.
How long do ip cases in Delaware 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. Warren gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can Warren take my case if I'm outside Wilmington?
Warren is licensed in Delaware. Matters governed by Delaware law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — Warren 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 Warren?
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. Warren will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is Warren accepting new ip clients right now?
Warren'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 Wilmington, Dover and Newark in Delaware
Warren handles ip matters throughout Delaware. Each city below is a direct link into the search page for verified ip attorneys in that community.
More counsel
Other top-rated ip attorneys in Delaware
If Warren's intake is full or the fit isn't right, these ip attorneys in Wilmington handle similar matters. Every profile below is verified and open to consultations.





