Atty. John Charles Janka

Atty. John Charles Janka

John Charles Janka is a lawyer practicing trade secret, patent, trademark and copyright litigation, admiralty & maritime, antitrust & trade law and 2 other areas of law. John received a B.S. degree from Illinois Institute of Technology in 1970, and has been licensed for 39 years.

Chicago Chicago 39 yrs experience 39 year
Call (312) 535-4941 Book Appointment

Profile Summary

About John Charles Janka at a glance

John Charles Janka is a trademark, copyright, bankruptcy, trade secrets, and entertainment attorney based in Chicago, Illinois. They have 39+ years of legal experience, licensed to practice since 1987. Admitted to practice in Illinois (1987), U.S. District Court, Northern District of Illinois (1987), U.S. Court of Appeals, Seventh Circuit (1988), and U.S. Court of Appeals for the Federal Circuit registered to practice before U.S. Patent and Trademar (1989). Educated at University of Chicago (J.D., 1987) and Illinois Institute of Technology (B.S. Chemical, 1970). Recognitions include BV Distinguished. Active member of American Bar Association American Chemical Society American Institute of Chemical Engineers. Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John Charles Janka is a lawyer practicing trade secret, patent, trademark and copyright litigation, admiralty & maritime, antitrust & trade law and 2 other areas of law
  • John received a B.S. degree from Illinois Institute of Technology in 1970, and has been licensed for 39 years
  • John practices in Chicago, IL

Practice Areas Explained

John Charles Janka's Areas of Practice

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

Trademark Law

John Charles Janka is one of 23,222 trademark attorneys indexed nationally. Browse trademark attorneys in Illinois →

Copyright Law

John Charles Janka is one of 17,495 copyright attorneys indexed nationally. Browse copyright attorneys in Illinois →

Bankruptcy & Debt

A bankruptcy attorney can help you eliminate debt, stop creditor harassment, and protect your home through Chapter 7 or Chapter 13.

John Charles Janka is one of 105,321 bankruptcy attorneys indexed nationally. Browse bankruptcy attorneys in Illinois →

Trade Secrets

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

Entertainment & Sports Law

Entertainment lawyers for music, film, sports contracts, talent representation, and IP licensing.

John Charles Janka is one of 45,946 entertainment attorneys indexed nationally. Browse entertainment 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 Charles Janka

Where is John Charles Janka's law office located?
John Charles Janka's law practice is located in Chicago, Illinois. You can contact the office directly through this profile page.
What practice areas does John Charles Janka handle?
John Charles Janka focuses on trademark, copyright, bankruptcy, trade secrets, entertainment. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has John Charles Janka practiced law?
John Charles Janka has 39+ years of legal experience and has been licensed since 1987.
Where did John Charles Janka go to law school?
John Charles Janka earned their education at (J.D., 1987); (B.S. Chemical, 1970).
How can I contact John Charles Janka for a consultation?
You can contact John Charles Janka 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 Charles Janka received?
John Charles Janka's notable recognition includes: BV Distinguished.

Education

J.D.
University of Chicago
- 1987
B.S. Chemical
Illinois Institute of Technology
- 1970

Awards

BV Distinguished

Bar Admissions

Illinois
Admitted: 1987
U.S. District Court, Northern District of Illinois
Admitted: 1987
U.S. Court of Appeals, Seventh Circuit
Admitted: 1988
U.S. Court of Appeals for the Federal Circuit registered to practice before U.S. Patent and Trademar
Admitted: 1989

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