Atty. John Ernest Johnnidis

Atty. John Ernest Johnnidis

John Ernest Johnnidis is a lawyer practicing corporate law, intellectual property, international law. John received a B.S. degree from Yale University in 1962, and has been licensed for 61 years.

Hopewell Junction Hopewell Junction 61 yrs experience 61 year
Call (845) 991-2331 Book Appointment

Profile Summary

About John Ernest Johnnidis at a glance

John Ernest Johnnidis is a Member based in Hopewell Junction, New York, practicing at John E. Johnnidis. They have 61+ years of legal experience, licensed to practice since 1965. Their practice focuses on business, ip, and international. Admitted to practice in New York (1965). Educated at Columbia University (J.D., 1965) and Yale University (B.S., 1962). Serands clients in Hopewell Junction, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John Ernest Johnnidis is a lawyer practicing corporate law, intellectual property, international law
  • John received a B.S. degree from Yale University in 1962, and has been licensed for 61 years
  • John practices at John E. Johnnidis in Hopewell Junction, NY

Practice Areas Explained

John Ernest Johnnidis's Areas of Practice

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

Business & Corporate Law

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

John Ernest Johnnidis is one of 501,317 business attorneys indexed nationally. Browse business attorneys in New York →

Intellectual Property

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

John Ernest Johnnidis is one of 106,079 ip attorneys indexed nationally. Browse ip attorneys in New York →

International Law

International law attorneys for cross-border transactions, trade, foreign investment, and treaties.

John Ernest Johnnidis is one of 40,133 international attorneys indexed nationally. Browse international attorneys in New York →

Jurisdictional Context

Why local counsel matters in New York

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

Looking for additional New York attorneys? Browse all attorneys in Hopewell Junction or all attorneys in New York.

Frequently Asked

Common questions about John Ernest Johnnidis

Where is John Ernest Johnnidis's law office located?
John Ernest Johnnidis's law practice is located in Hopewell Junction, New York. The firm is John E. Johnnidis. You can contact the office directly through this profile page.
What practice areas does John Ernest Johnnidis handle?
John Ernest Johnnidis focuses on business, ip, international. Each practice area listed reflects experience handling cases of that type in New York.
How long has John Ernest Johnnidis practiced law?
John Ernest Johnnidis has 61+ years of legal experience and has been licensed since 1965.
Where did John Ernest Johnnidis go to law school?
John Ernest Johnnidis earned their education at (J.D., 1965); (B.S., 1962).
How can I contact John Ernest Johnnidis for a consultation?
You can contact John Ernest Johnnidis 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.

Education

J.D.
Columbia University
- 1965
B.S.
Yale University
- 1962

Bar Admissions

New York
Admitted: 1965

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