Atty. John Boyd Conklin

Atty. John Boyd Conklin

John Boyd Conklin is a lawyer practicing litigation, patents, trade secrets and unfair competition and 5 other areas of law. John received a B.S.E.E. degree from Case Western Reserve University in 1974, and has been licensed for 48 years.

Chicago Chicago 48 yrs experience 48 year
Call (224) 561-2812 Book Appointment

Profile Summary

About John Boyd Conklin at a glance

John Boyd Conklin is a Member based in Chicago, Illinois, practicing at Leydig, Voit & Mayer, Ltd.. They have 48+ years of legal experience, licensed to practice since 1978. Their practice focuses on patent, business, ip, trade secrets, and litigation. Admitted to practice in Ohio (1978) and Illinois U.S. Court of Appeals for the Federal Circuit U.S. District Court, Northern District of Ill (1983). Educated at Case Western Reserve University (J.D., 1978) and Case Western Reserve University (B.S.E.E., 1974). Recognitions include AV Preeminent. Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John Boyd Conklin is a lawyer practicing litigation, patents, trade secrets and unfair competition and 5 other areas of law
  • John received a B.S.E.E. degree from Case Western Reserve University in 1974, and has been licensed for 48 years
  • John practices at Leydig, Voit & Mayer, Ltd. in Chicago, IL

Practice Areas Explained

John Boyd Conklin's Areas of Practice

Each practice area below reflects the types of cases John Boyd Conklin handles, with a brief overview of what that area of law covers.

Patent Law

John Boyd Conklin is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in Illinois →

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

John Boyd Conklin is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Illinois →

Intellectual Property

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

John Boyd Conklin is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in Illinois →

Trade Secrets

John Boyd Conklin is one of 6,644 trade secrets attorneys indexed nationally. Browse trade secrets attorneys in Illinois →

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

John Boyd Conklin is one of 454,532 litigation attorneys indexed nationally. Browse litigation 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 Chicago 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 Chicago or all attorneys in Illinois.

Frequently Asked

Common questions about John Boyd Conklin

Where is John Boyd Conklin's law office located?
John Boyd Conklin's law practice is located in Chicago, Illinois. The firm is Leydig, Voit & Mayer, Ltd.. You can contact the office directly through this profile page.
What practice areas does John Boyd Conklin handle?
John Boyd Conklin focuses on patent, business, ip, trade secrets, litigation. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has John Boyd Conklin practiced law?
John Boyd Conklin has 48+ years of legal experience and has been licensed since 1978.
Where did John Boyd Conklin go to law school?
John Boyd Conklin earned their education at (J.D., 1978); (B.S.E.E., 1974).
How can I contact John Boyd Conklin for a consultation?
You can contact John Boyd Conklin 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 John Boyd Conklin received?
John Boyd Conklin's notable recognition includes: AV Preeminent.

Education

J.D.
Case Western Reserve University
- 1978
B.S.E.E.
Case Western Reserve University
- 1974

Awards

AV Preeminent

Bar Admissions

Ohio
Admitted: 1978
Illinois U.S. Court of Appeals for the Federal Circuit U.S. District Court, Northern District of Ill
Admitted: 1983

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