Atty. William Li

Atty. William Li

William Li is a lawyer practicing intellectual property law, patents, trademarks and 4 other areas of law. William received a B.S.E.E. degree from University of Illinois in 2007, and has been licensed for 16 years.

Los Angeles Los Angeles 16 yrs experience 16 year
Call (424) 483-5109 Book Appointment

Intellectual Property Law & More Attorney · Serving Los Angeles, CA · 16+ Years Experience

Profile Summary

About William Li at a Glance

William Li is an Associate based in Los Angeles, California, practicing at ArentFox Schiff LLP. They have 16+ years of legal experience, licensed to practice since 2010. Their practice focuses on patent, trademark, copyright, real estate, and ip. Admitted to practice in California (2010) and Texas (2017). Educated at Loyola Law School (J.D., 2010) and University of Illinois (B.S.E.E., 2007). Serves clients in Los Angeles, CA and the surrounding metropolitan area.

Verified attorney profile · Updated October 2026

About William Li

  • William Li is a lawyer practicing intellectual property law, patents, trademarks and 4 other areas of law
  • William received a B.S.E.E. degree from University of Illinois in 2007, and has been licensed for 16 years
  • William practices at ArentFox Schiff LLP in Los Angeles, CA

Practice Areas Explained

William Li's Areas of Legal Practice

Each practice area below reflects the types of cases William Li handles, with a practical overview of what that area of law involves and how it may apply to your situation in Los Angeles.

Patent Law in Los Angeles

William Li is one of 20,632 patent attorneys indexed nationally. Browse patent attorneys in California →

Trademark Law in Los Angeles

William Li is one of 23,086 trademark attorneys indexed nationally. Browse trademark attorneys in California →

Copyright Law in Los Angeles

William Li is one of 17,404 copyright attorneys indexed nationally. Browse copyright attorneys in California →

Real Estate Law in Los Angeles

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

William Li is one of 313,729 real estate attorneys indexed nationally. Browse real estate attorneys in California →

Intellectual Property in Los Angeles

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

William Li is one of 105,285 ip attorneys indexed nationally. Browse ip attorneys in California →

Jurisdictional Context

Why Local Counsel Matters in Los Angeles

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

Los Angeles Courts and Legal Process

Choosing a Los Angeles-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 California attorneys? Browse all attorneys in Los Angeles or all attorneys in California.

Frequently Asked

Common Questions About William Li

Where is William Li's law office located?
William Li's law practice is located in Los Angeles, California. The firm is ArentFox Schiff LLP. You can contact the office directly through this profile page.
What practice areas does William Li handle?
William Li focuses on patent, trademark, copyright, real estate, ip. Each practice area listed reflects experience handling cases of that type in California.
How long has William Li practiced law?
William Li has 16+ years of legal experience and has been licensed since 2010.
Where did William Li go to law school?
William Li earned their education at (J.D., 2010); (B.S.E.E., 2007).
How can I contact William Li for a consultation?
You can contact William Li 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.

Professional Profile

Why Clients in Los Angeles Choose William Li

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 William Li's practice in the field of patent, trademark, copyright, real estate, and ip.

Decade-Tested Legal Experience

William Li brings 16+ 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 California and Texas, William Li can represent clients in cases that span state lines or require counsel in multiple jurisdictions.

Broad Practice Area Coverage

Covering patent, trademark, and copyright, William Li can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in Los Angeles

A Los Angeles-based practice means William Li 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 William Li Handles in Los Angeles

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

Residential property transactions
Real Estate
Commercial lease disputes
Real Estate
Title and deed issues
Real Estate
Landlord-tenant conflicts
Real Estate
Trademark registration
IP
Copyright infringement defense
IP
Patent prosecution
IP
Trade secret protection
IP

This list is illustrative, not exhaustive. Contact William Li directly to discuss the specifics of your situation.

Search Reference

How People Find William Li Online

Prospective clients searching for legal help in Los Angeles 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 William Li.

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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 William Li directly.

Education & Law School Background

J.D.
Loyola Law School
- 2010
B.S.E.E.
University of Illinois
- 2007

Bar Admissions & Licensed Jurisdictions

California
Admitted: 2010
Texas
Admitted: 2017

Client Reviews & Ratings — William Li

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