Atty. William J. Klein

Atty. William J. Klein

William J. Klein is a lawyer practicing intellectual property law, patents, trademarks and 4 other areas of law.

Chicago Chicago 31 J. Erfahrung 31 year
Call (872) 270-8615 Book Appointment

Profile Summary

About William J. Klein at a glance

William J. Klein is a Continental Automotive Systems, Inc. based in Chicago, Illinois. They have 31+ years of legal experience, licensed to practice since 1995. Their practice focuses on patent, trademark, copyright, real estate, and ip. Admitted to practice in Illinois (1995) and New Jersey (1995). Educated at Rutgers University Law School (J.D., 1995) and The Pennsylvania State University (B.S. Computer, 1989). Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

Über uns

  • William J. Klein is a lawyer practicing intellectual property law, patents, trademarks and 4 other areas of law
  • William received a B.S. degree from The Pennsylvania State University in 1989, and has been licensed for 31 years
  • William practices in Chicago, IL

Practice Areas Explained

William J. Klein's Areas of Practice

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

Patent Law

William J. Klein is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in Illinois →

Trademark Law

William J. Klein is one of 23,222 trademark attorneys indexed nationally. Browse trademark attorneys in Illinois →

Copyright Law

William J. Klein is one of 17,495 copyright attorneys indexed nationally. Browse copyright attorneys in Illinois →

Real Estate Law

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

William J. Klein is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys in Illinois →

Intellectual Property

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

William J. Klein 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 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 William J. Klein

Where is William J. Klein's law office located?
William J. Klein's law practice is located in Chicago, Illinois. You can contact the office directly through this profile page.
What practice areas does William J. Klein handle?
William J. Klein focuses on patent, trademark, copyright, real estate, ip. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has William J. Klein practiced law?
William J. Klein has 31+ years of legal experience and has been licensed since 1995.
Where did William J. Klein go to law school?
William J. Klein earned their education at (J.D., 1995); (B.S. Computer, 1989).
How can I contact William J. Klein for a consultation?
You can contact William J. Klein 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.
Rutgers University Law School
- 1995
B.S. Computer
The Pennsylvania State University
- 1989

Bar Admissions

Illinois
Admitted: 1995
New Jersey
Admitted: 1995

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