Atty. Barry Loomis Clark

Atty. Barry Loomis Clark

Barry Loomis Clark is a lawyer practicing patent law. Barry received a B.S.M.E. degree from Northwestern University, and has been licensed for 64 years.

Deerfield Deerfield 64 yrs experience 64 year
Call (224) 452-4378 Book Appointment

Profile Summary

About Barry Loomis Clark at a glance

Barry Loomis Clark is a ip attorney based in Deerfield, Illinois. They have 64+ years of legal experience, licensed to practice since 1962. Admitted to practice in Illinois (1962). Educated at George Washington University J.D. (—) and Northwestern University B.S.M.E. (—). Serands clients in Deerfield, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Barry Loomis Clark is a lawyer practicing patent law
  • Barry received a B.S.M.E. degree from Northwestern University, and has been licensed for 64 years
  • Barry practices in Deerfield, IL

Practice Areas Explained

Barry Loomis Clark's Areas of Practice

Each practice area below reflects the types of cases Barry Loomis Clark handles, with a brief overview of what that area of law covers.

Intellectual Property

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

Barry Loomis Clark is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Illinois →

Jurisdictional Context

Why local counsel matters in Illinois

Practicing law in Illinois. Legal matters in Illinois are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Deerfield are typically filed in the local municipal court or the appropriate Illinois state district court, depending on subject matter and amount in controversy. An attorney licensed in Illinois 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 Illinois courts without local counsel or pro hac vice admission.

Looking for additional Illinois attorneys? Browse all attorneys in Deerfield or all attorneys in Illinois.

Frequently Asked

Common questions about Barry Loomis Clark

Where is Barry Loomis Clark's law office located?
Barry Loomis Clark's law practice is located in Deerfield, Illinois. You can contact the office directly through this profile page.
What practice areas does Barry Loomis Clark handle?
Barry Loomis Clark focuses on ip. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Barry Loomis Clark practiced law?
Barry Loomis Clark has 64+ years of legal experience and has been licensed since 1962.
Where did Barry Loomis Clark go to law school?
Barry Loomis Clark earned their education at (—); (—).
How can I contact Barry Loomis Clark for a consultation?
You can contact Barry Loomis Clark 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.

Practice Areas

Education

George Washington University J.D.
- In Progress
Northwestern University B.S.M.E.
- In Progress

Bar Admissions

Illinois
Admitted: 1962

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