Best Patent & Trademark Attorneys in Chicago, IL

24 firms listed · all 24 in Chicago · 3 open 24/7 · 5 open weekends · 19 rated 4.5+

Data verified October 21, 2026

Indie Law, A Trademark Law Firm

Indie Law, A Trademark Law Firm

(47)
  • Small Business
  • Questions
  • Communication
“Not only are they efficient with their time, but they are also wonderful at explaining legal terms and procedures in plain English, so it makes sense to my brain.”
In Business Since 2009
Emergency Services
3033 N Clark St, Chicago, IL
i
Saper Law Offices

Saper Law Offices

(49)
  • Knowledge
  • Lawsuit
  • Questions
“Daliah and her team went above and beyond in providing detailed and professional copyright infringement casework analysis for us, and her having our backs in this situation has made a genuine difference.”
In Business Since 2005
505 N La Salle Dr #350, Chicago, IL
i
The Russell Firm

The Russell Firm

(12)
  • Matter
“You will waste time, money & endure more headaches if the law firm of Erin Russell isn't you're first call.”
In Business Since 2012
BBB Rating: A+
833 W Chicago Ave #508, Chicago, IL
i
Faier & Faier

Faier & Faier

(16)
  • Phone
“He was knowledgeable, polite, and transparent into the expectations of the Trademark process and associated costs.”
In Business Since 2005
566 W Adams St # 600, Chicago, IL
i
ABC Patent Services

ABC Patent Services

(1)
“Frank Gao is one of the finest leaders in the IP community.”
In Business Since 2019
Emergency Services
225 W Washington St, Chicago, IL
i
Drishti Law

Drishti Law

(11)
  • Logo
  • Name
“If you want to work with someone who is prompt, efficient, knowledgeable, compassionate, down to earth, easy to talk to, and truly advocate for you as a real human being (and not treat you like a number)- Drishti Law is the place to be!!”
In Business Since 2021
111 N Wabash Ave #3262, Chicago, IL
i

The 24 firms listed for Chicago, IL handle patent, trademark, copyright and trade secret work for clients. What each says about its technical fields and filing practice comes from its own website; ratings come from public reviews.

Area overview: Chicago, IL

All 24 firms we list here are in Chicago itself. We have 31 firms in Chicago on file; this page shows the highest-rated 24. 22 of the firms on this page have a rating, from 4.0 to 5.0 across 349 reviews; 2 have 50 or more reviews and 19 are rated 4.5 or higher. When clients rate these firms on specific qualities, they most often praise professionalism (100%), responsiveness (76%) and quality (62%). 3 are open around the clock; 5 are open on Saturdays and 4 on Sundays. The practice areas the firms on this page list most often on their websites are intellectual property (4), litigation (4), copyrights (3), business law (2) and corporate law (2). 1 shows a license on its website and 2 have a BBB rating of A or A+. 19 have ten or more years of experience, the longest 75 years. 3 offer urgent consultations and 1 offers a free initial consultation. We have a website on file for all 24 of the firms on this page; 21 publish a contact page; 17 list a public email and 1 takes bookings online. We count these figures across the firms on this page; hours and prices change, so confirm the details with the firm before you book a consultation.

Which patent firms listed for Chicago list their technical fields online?

Websites are recorded for all 24 patent firms shown here. Such practices normally name the technologies they cover, from mechanical and software through to chemistry and life sciences. That match is the most useful filter available, because an attorney has to understand the invention before drafting a claim about it.

Zephyr Law

Zephyr Law

(5)
“Ben has been very responsive and gives great advice.”
In Business Since 2013
4072 N Sheridan Rd Unit 1D, Chicago, IL
i
AU

AU

(13)
  • IP
“As an entrepreneur myself and consultant to many others, I have retained Adam for numerous services over the last ~6 years, including the drafting and negotiating of definitive agreements for a leveraged buyout, performing extensive intellectual prop...”
In Business Since 2012
444 W Lake St 17th floor suite 1756, Chicago, IL
i
Ziliak Law

Ziliak Law

(3)
  • Emails
“You get your money's worth from Z Ziliak and Co.”
In Business Since 1999
141 W Jackson Blvd Ste 4048, Chicago, IL
i
Thorelli & Associates

Thorelli & Associates

(2)
“Steve & Nathaniel are very passionate about their work!!”
In Business Since 1988
Accepts All Major Credit Cards
70 W Madison St #5750, Chicago, IL
i
Addyhart

Addyhart

(2)
“I will be using them again for both my business and intellectual property needs.”
In Business Since 2018
Emergency Services
401 N Michigan Ave Ste 1200-1, Chicago, IL
i
Spencepc

Spencepc

(1)
“I met with Alok and Cory and they brought real-world technology expertise along with sophisticated legal advice.”
In Business Since 2015
515 N State 14th Floor, Chicago, IL
i
Much Shelist

Much Shelist

(5)
  • Lawyer
“They'll take good care of you.”
In Business Since 1996
191 N Wacker Dr STE 1800, Chicago, IL
i
Holly Patent Law

Holly Patent Law

(2)
“I've got a unique set of business needs and appreciate the extra effort they provide to keep us moving forward.”
In Business Since 2020
5858 N Northwest Hwy Suite B, Chicago, IL
i
Absolute Technology Law Group

Absolute Technology Law Group

(2)
“I spoke with J Ill and she was very helpful and knowledgeble and look forward to working with her now and in the future.”
In Business Since 2005
Licensed
116 W Hubbard St #2900, Chicago, IL
i
Gerstein Robert M

Gerstein Robert M

(1)
“Robert is an excellent accountant that will always take time to answer questions and concerns.”
In Business Since 2001
233 S Wacker Dr #6300, Chicago, IL
i
Jayaram Law

Jayaram Law

In Business Since 2009
125 S Clark St #1175, Chicago, IL
i
Naughton James P

Naughton James P

In Business Since 1995
455 Cityfront Plaza Dr #3600, Chicago, IL
i
Hanley, Flight & Zimmerman

Hanley, Flight & Zimmerman

In Business Since 2005
BBB Rating: A+
10 S Wacker Dr #3500, Chicago, IL
i
Neal, Gerber & Eisenberg

Neal, Gerber & Eisenberg

(1)
“Jason Kim and Jerry Golden are very knowledgeable and effective attorneys.”
In Business Since 1951
Accepts All Major Credit Cards
2 N La Salle St # 1700, Chicago, IL
i
Vitale, Vickrey, Niro, Solon & Gasey

Vitale, Vickrey, Niro, Solon & Gasey

(1)
“Art Gasey is an exceptional attorney who truly cares not only about the quality of his work but also about the people he works with.”
In Business Since 2016
311 S Wacker Dr Suite #2470, Chicago, IL
i
Chapman Spingola

Chapman Spingola

(1)
“Larger law firms made this prospect sound really difficult and expensive, but Bob treated it like it was no big deal.”
In Business Since 1996
190 S LaSalle St Ste 3850, Chicago, IL
i
Advitam IP

Advitam IP

In Business Since 2011
150 S Wacker Dr #2400, Chicago, IL
i
Dragan Ivetic, Attorney at Law

Dragan Ivetic, Attorney at Law

In Business Since 2017
Free Initial Consultation
161 N Clark St Suite 1700, Chicago, IL
i

Why these companies made our list

What clients say about firms in Chicago

  • “They are very easy to work with, kept me informed and did a great job securing my trademark.” — client of Indie Law, A Trademark Law Firm
  • “The attention to detail and expertise gave me confidence that my trademark application was in capable hands.” — client of Drishti Law
  • “Highly skilled patent litigators and counselors. They gave me great advice and walked me through every step of the process.” — client of Spencepc
  • “The process with Indie Law was so easy and communication throughout the long process of waiting for my trademark to get approved was outstanding.” — client of Indie Law, A Trademark Law Firm

Excerpts from public reviews of the firms listed on this page.

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