LJ

Leo Joseph Jennings, General Attorney in Washington, District of Columbia

Over 34 years of legal practice · focused on General, IP, and Patent

Washington, DC

Practicing general in Washington since 1992.

34+
Years practicing
2
Bar admissions

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Quick answer

Leo Joseph Jennings is an attorney based in Washington, DC. The practice focuses on General, IP, and Patent. Leo has over 34 years of legal experience.

Based in
Washington, DC
Experience
over 34 years
Known for
General · IP · Patent
  • Handles General, IP, and Patent matters from Washington, DC.
  • Over 34 years of practice as a licensed attorney.

About Leo Joseph Jennings: Leo Joseph Jennings is an attorney based in Washington, DC. The practice focuses on General, IP, and Patent. Leo has over 34 years of legal experience.

Areas of practice

Legal matters Leo takes on

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

General cases in Washington, District of Columbia

Leo takes general 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 Leo agrees to represent you.

IP cases in Washington, District of Columbia

Leo takes ip 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 Leo agrees to represent you.

Patent cases in Washington, District of Columbia

Leo 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 Leo agrees to represent you.

Trademark cases in Washington, District of Columbia

Leo takes trademark 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 Leo agrees to represent you.

Biography

Meet Leo Joseph Jennings — general lawyer in Washington

Leo Joseph Jennings is an attorney based in Washington, DC. The practice focuses on General, IP, and Patent. Leo has over 34 years of legal experience.

Mr. Leo Joseph Jennings is a lawyer practicing patent application, licensing, trademark application and 3 other areas of law. Leo received a M.B.A. degree from Georgetown University in 1988, and has been licensed for 34 years. Leo practices in Washington, DC.

Leo's approach to general cases

Mr. Leo Joseph Jennings is a lawyer practicing patent application, licensing, trademark application and 3 other areas of law. Leo received a M.B.A. degree from Georgetown University in 1988, and has been licensed for 34 years. Leo practices in Washington, DC.

Clients Leo works with

Leo reviews new inquiries case-by-case for general, ip, and patent matters in Washington and the surrounding District of Columbia area.

Credentials

Education, bar admissions, and languages

  • Georgetown University

    J.D. · 1991

  • Georgetown University

    M.B.A. University · 1988

Jurisdictions

Leo's state bar admissions

  • District of Columbia

    1993 · ACTIVE

  • New York

    1992 · ACTIVE

Leo studied at J.D. in Georgetown University and M.B.A. University in Georgetown University.

Law school and academic background

Leo completed J.D. in Georgetown University and M.B.A. University in Georgetown University. Formal legal training is one signal of substantive knowledge — the day-to-day practice Leo runs in District of Columbia is where that training gets applied to real client questions.

Locations

Leo Joseph Jennings's office in Washington

Leo's primary office is at 428 Elm St NW, Washington, DC, 20001-2329. In-person meetings are by appointment; a phone intake usually comes first.

Main office

428 Elm St NW

Washington, DC 20001-2329

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Client feedback

Client reviews of Leo Joseph Jennings

Leo has not yet collected verified client reviews on LawyersListed. Reviews here are all from confirmed clients; anonymous ratings are moderated out.

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Hiring guide

How to hire Leo Joseph Jennings — what to expect in your first consultation

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

Consultation formats and pricing

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

Questions to ask a general attorney in Washington, District of Columbia

A short list to run through before you commit: How many general 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 Leo

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

Hourly rates, contingency fees, and flat-fee options

Every general 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. Leo confirms the model in the engagement letter before any work starts.

Payment methods and payment plans

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

Frequently asked

Frequently asked questions about Leo Joseph Jennings

  • How much does it cost to hire Leo for a general case?

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

  • Does Leo offer a free consultation?

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

  • How long do general cases in District of Columbia typically take?

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

  • Can Leo take my case if I'm outside Washington?

    Leo 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 — Leo 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 Leo?

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

  • Is Leo accepting new general clients right now?

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

Areas served

General attorneys serving Washington and Belize City in District of Columbia

Leo handles general matters throughout District of Columbia. Each city below is a direct link into the search page for verified general attorneys in that community.