Atty. William J. Egan III

Atty. William J. Egan III

William J. Egan III is a lawyer practicing ip portfolio development, analyses of competitor & target ip, telecommunications and 2 other areas of law.

Oakland Oakland 51 yrs experience 51 year
Call (628) 243-4845 Book Appointment

Profile Summary

About William J. Egan III at a glance

William J. Egan III is a Counsel based in Oakland, California, practicing at Weaver Austin Villeneuve And Sampson Llp. They have 51+ years of legal experience, licensed to practice since 1975. Their practice focuses on real estate, ip, and health care. Admitted to practice in Louisiana (1975), Texas registered to practice before U.S. Patent and Trademark Office (1975), and California (1976). Educated at Tulane University Law School (J.D., 1975) and Louisiana State University (B.S. Electrical, 1970). Recognitions include AV Preeminent. Serands clients in Oakland, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • William J. Egan III is a lawyer practicing ip portfolio development, analyses of competitor & target ip, telecommunications and 2 other areas of law
  • William received a B.S. degree from Louisiana State University in 1970, and has been licensed for 51 years
  • William practices at Weaver Austin Villeneuve & Sampson, LLP in Oakland, CA

Practice Areas Explained

William J. Egan III's Areas of Practice

Each practice area below reflects the types of cases William J. Egan III handles, with a brief overview of what that area of law covers.

Real Estate Law

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

William J. Egan III is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys in California →

Intellectual Property

IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.

William J. Egan III is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in California →

Health Care Law

Health care attorneys for HIPAA, Medicare, Medicaid, regulatory compliance, and medical licensing matters.

William J. Egan III is one of 66,735 health care attorneys indexed nationally. Browse health care attorneys in California →

Jurisdictional Context

Why local counsel matters in California

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

Looking for additional California attorneys? Browse all attorneys in Oakland or all attorneys in California.

Frequently Asked

Common questions about William J. Egan III

Where is William J. Egan III's law office located?
William J. Egan III's law practice is located in Oakland, California. The firm is Weaver Austin Villeneuve And Sampson Llp. You can contact the office directly through this profile page.
What practice areas does William J. Egan III handle?
William J. Egan III focuses on real estate, ip, health care. Each practice area listed reflects experience handling cases of that type in California.
How long has William J. Egan III practiced law?
William J. Egan III has 51+ years of legal experience and has been licensed since 1975.
Where did William J. Egan III go to law school?
William J. Egan III earned their education at (J.D., 1975); (B.S. Electrical, 1970).
How can I contact William J. Egan III for a consultation?
You can contact William J. Egan III 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 William J. Egan III received?
William J. Egan III's notable recognition includes: AV Preeminent.

Education

J.D.
Tulane University Law School
- 1975
B.S. Electrical
Louisiana State University
- 1970

Awards

AV Preeminent

Bar Admissions

Louisiana
Admitted: 1975
Texas registered to practice before U.S. Patent and Trademark Office
Admitted: 1975
California
Admitted: 1976

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