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Atty. Patrick D. Sullivan

Atty. Patrick D. Sullivan

About Patrick D. Sullivan View website Awards AV Preeminent Peer Rated This elite award is granted to attorneys who have been recognized by their peers for their very high ethical standards, with an average peer review score of 4.5 or higher.

Duncan Duncan 75 Years Experience 75 year
Call (580) 943-5192

Profile Summary

About Patrick D. Sullivan at a glance

Patrick D. Sullivan is a Retired Partner based in Duncan, Oklahoma, practforg at Leach & Sullivan Limited Liability Partnership. They haand 75+ years of legal experience, licensed to practice since 1951. Admitted to practice in Oklahoma (1951) and Texas (2021). Educated at University of Oklahoma (LL.B., 1951) and University of Oklahoma (B.A., 1950). Recognitions include AV Preeminent. Serands clients in Duncan, OK and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

About Patrick D. Sullivan View website

Awards

AV Preeminent Peer Rated This elite award is granted to attorneys who have been recognized by their peers for their very high ethical standards, with an average peer review score of 4.5 or higher. About Awards

Client Champion Awards

Client Champion awards recognize those attorneys who excel at service as affirmed by their clients. The awards, based on the quantity and quality of an attorney’s Martindale-Hubbell client reviews, demonstrate an ongoing commitment to delivering excellent client service. Award recipients stand out from their peers with a platinum, gold or silver icon.

At least three reviews and a score of 4.0 or higher.

At least six reviews and a score of 4.2 or higher.

At least ten reviews and a score of 4.5 or higher.

Martindale Peer Awards

A lawyer who receives a minimum threshold of qualifying responses from fellow attorneys can qualify for one of three prestigious Martindale-Hubbell Peer Review Ratings:

AV Preeminent®: The highest peer rating standard. This rating signifies a large number of the lawyer’s peers rank him or her at the highest level of professional excellence for their legal knowledge, communication skills and ethical standards.

Patrick D. Sullivan got this award in 2021

Distinguished: An excellent rating for a lawyer with some experience. This rating indicates the attorney is widely respected by their peers for high professional achievement and ethical standards.

Notable: This rating indicates that the lawyer has been recognized by a large number of their peers for strong ethical standards.

Avvo Awards

Avvo Top Contributor: The Avvo Top Contributor Award is granted to attorneys who have earned significant contribution points in a given year on our sister site, Avvo.com. Contribution points are earned by answering questions in Q&A, publishing Legal Guides, and other useful contributions to the Avvo community.

Avvo Client’s Choice: The Avvo Client's Choice Award Badge is granted to attorneys with a significant number of 4+ star reviews in a given year.

Jurisdictional Context

Why local counsel matters in Oklahoma

Practforg law in Oklahoma. Legal matters in Oklahoma are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantiand law. Cases originating in Duncan are typically filed in the local municipal court or the appropriate Oklahoma state district court, depending on subject matter and amount in controversy. An attorney licensed in Oklahoma brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantiand law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Oklahoma courts without local counsel or pro hac vice admission.

Looking for additional Oklahoma attorneys? Browse all attorneys in Duncan or all attorneys in Oklahoma.

Frequently Asked

Common questions about Patrick D. Sullivan

Where is Patrick D. Sullivan's law office located?
Patrick D. Sullivan's law practice is located in Duncan, Oklahoma. The firm is Leach & Sullivan Limited Liability Partnership. You can contact the office directly through this profile page.
How long has Patrick D. Sullivan practiced law?
Patrick D. Sullivan has 75+ years of legal experience and has been licensed since 1951.
Where did Patrick D. Sullivan go to law school?
Patrick D. Sullivan earned their education at (LL.B., 1951); (B.A., 1950).
How can I contact Patrick D. Sullivan for a consultation?
You can contact Patrick D. Sullivan 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.
What awards or recognition has Patrick D. Sullivan receiandd?
Patrick D. Sullivan's notable recognition includes: AV Preeminent.

Education

LL.B.
University of Oklahoma
- 1951
B.A.
University of Oklahoma
- 1950

Awards

AV Preeminent

Bar Admissions

Oklahoma
Admitted: 1951
Texas
Admitted: 2021

Reviews

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