Atty. Paul Francis Stack

Atty. Paul Francis Stack

Mr. Paul Francis Stack is a lawyer practicing commercial, unfair competition, commercial litigation and 5 other areas of law.

Riverside Riverside 55 yrs experience 55 year
Call (224) 452-5897 Book Appointment

Commercial & More Attorney · Serving Riverside, IL · 55+ Years Experience

Profile Summary

About Paul Francis Stack at a Glance

Paul Francis Stack is a Partner based in Riverside, Illinois, practicing at Stack & O'Connor Chartered. They have 55+ years of legal experience, licensed to practice since 1971. Their practice focuses on trademark, business, ip, and litigation. Admitted to practice in Illinois (1971), U.S. District Court (Trial Bar) (1972), U.S. Tax Court (1974), and U.S. Claims Court and U.S. Supreme Court (1975). Educated at Georgetown University (J.D., 1971) and University of Arizona (B.S., 1968). Recognitions include AV Preeminent. Serves clients in Riverside, IL and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About Paul Francis Stack

  • Mr. Paul Francis Stack is a lawyer practicing commercial, unfair competition, commercial litigation and 5 other areas of law
  • Paul received a B.S. degree from University of Arizona in 1968, and has been licensed for 55 years
  • Paul practices at Stack & O'Connor Chartered in Riverside, IL

Practice Areas Explained

Paul Francis Stack's Areas of Legal Practice

Each practice area below reflects the types of cases Paul Francis Stack handles, with a practical overview of what that area of law involves and how it may apply to your situation in Riverside.

Trademark Law in Riverside

Paul Francis Stack is one of 23,086 trademark attorneys indexed nationally. Browse trademark attorneys in Illinois →

Business & Corporate Law in Riverside

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

Paul Francis Stack is one of 497,491 business attorneys indexed nationally. Browse business attorneys in Illinois →

Intellectual Property in Riverside

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

Paul Francis Stack is one of 105,285 ip attorneys indexed nationally. Browse ip attorneys in Illinois →

Civil Litigation in Riverside

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

Paul Francis Stack is one of 450,751 litigation attorneys indexed nationally. Browse litigation attorneys in Illinois →

Jurisdictional Context

Why Local Counsel Matters in Riverside

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 Riverside 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 venue, 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.

Riverside Courts and Legal Process

Choosing a Riverside-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.

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

Frequently Asked

Common Questions About Paul Francis Stack

Where is Paul Francis Stack's law office located?
Paul Francis Stack's law practice is located in Riverside, Illinois. The firm is Stack & O'Connor Chartered. You can contact the office directly through this profile page.
What practice areas does Paul Francis Stack handle?
Paul Francis Stack focuses on trademark, business, ip, litigation. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Paul Francis Stack practiced law?
Paul Francis Stack has 55+ years of legal experience and has been licensed since 1971.
Where did Paul Francis Stack go to law school?
Paul Francis Stack earned their education at (J.D., 1971); (B.S., 1968).
How can I contact Paul Francis Stack for a consultation?
You can contact Paul Francis Stack 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 Paul Francis Stack received?
Paul Francis Stack's notable recognition includes: AV Preeminent.

Professional Profile

Why Clients in Riverside Choose Paul Francis Stack

Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Paul Francis Stack's practice in the field of trademark, business, ip, and litigation.

Decade-Tested Legal Experience

Paul Francis Stack brings 55+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Multi-State Bar Admission

Licensed in Illinois, U.S. District Court (Trial Bar), and U.S. Tax Court, Paul Francis Stack can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering trademark, business, and ip, Paul Francis Stack can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Riverside

A Riverside-based practice means Paul Francis Stack attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.

Case Types

Common Legal Issues Paul Francis Stack Handles in Riverside

Below is a representative sample of the types of matters Paul Francis Stack has experience with under Illinois law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.

Business formation and structure
Business
Contract drafting and review
Business
Partnership disputes
Business
Merger and acquisition support
Business
Trademark registration
IP
Copyright infringement defense
IP
Patent prosecution
IP
Trade secret protection
IP

This list is illustrative, not exhaustive. Contact Paul Francis Stack directly to discuss the specifics of your situation.

Search Reference

How People Find Paul Francis Stack Online

Prospective clients searching for legal help in Riverside commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like Paul Francis Stack.

Paul Francis Stack attorney Paul Francis Stack lawyer Paul Francis Stack Riverside Paul Francis Stack Illinois Paul Francis Stack reviews Paul Francis Stack contact Stack & O'Connor Chartered law firm trademark attorney in Riverside trademark lawyer Riverside best trademark attorney Riverside top rated trademark lawyer near me trademark attorney Illinois find a lawyer near me how to hire an attorney

If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with Paul Francis Stack directly.

Education & Law School Background

J.D.
Georgetown University
- 1971
B.S.
University of Arizona
- 1968

Awards & Professional Honors

AV Preeminent

Bar Admissions & Licensed Jurisdictions

Illinois
Admitted: 1971
U.S. District Court (Trial Bar)
Admitted: 1972
U.S. Tax Court
Admitted: 1974
U.S. Claims Court and U.S. Supreme Court
Admitted: 1975
U.S. Court of International Trade
Admitted: 1977

Client Reviews & Ratings — Paul Francis Stack

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