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The Law Offices of Konrad Sherinian
“Edward Bi is a fantastic attorney with excellent knowledge of software architecture and cloud computing, and he has filed a number of patents on my behalf.”
Best Patent & Trademark Attorneys near St. Charles, IL
None of these firms is based in St. Charles; they work from towns including Chicago (33 mi), Naperville (14 mi) and Glen Ellyn (13 mi).
24 firms listed · 3 open 24/7 · 5 open weekends · 19 rated 4.5+
Data verified October 18, 2026
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Mizen Law
“From our initial contact through the end of our closing, Greg was a professional and a pleasure to work with.”
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Incubate IP
- Start-up
- Expertise
“Since launch, I have been working closely with Randy to service a variety of start-up clients (Randy handles all IP needs and our firm handles the corporate/employment needs).”
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Corridor Law Group
“Quick response time, answered all questions throughout the trademark process, and got it done!”
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Ivy Patent & Trademark Law - Naperville
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Henry Query
The 24 firms listed for St. Charles, 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: St. Charles, IL
22 of the 24 firms on this page have a rating, from 4.3 to 5.0 across 412 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 (77%) and quality (63%). The topics that come up most in reviews of the firms on this page are "communication" and "knowledge". 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 attorneys (2), business formations (2), business law (2), copyrights (2) and intellectual property (2). 2 have a BBB rating of A or A+. Domain records put 20 websites of the firms on this page at ten or more years old; the oldest dates from 1995. 3 offer urgent consultations. We have a website on file for 23 of the firms on this page; 20 publish a contact page; 17 list a public email and 2 take bookings online. We count these figures across the firms on this page; distances are straight-line, and hours and prices change, so confirm the details with the firm before you book a consultation.
Can I book a consultation online with IP firms listed for St. Charles?
2 of the 24 firms accept bookings through their websites. The first slot is normally an intake call to identify the technology and run a conflict check against the other names involved. Keep technical detail out of a public booking form and save it for the call.
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Goytia & Associates - US Office
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Underwood & Associates
- Cost
- Future
“Dave and his staff have been quick to reply to my companies fast growing needs and have provided valuable consultation in the often difficult and confusing world of patents.”
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Scherrer Patent & Trademark Law
- Questions
“Highly recommend - very helpful, responds quickly, and gets your requests performed fast.”
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Iphorgan Limited
- Team
- Patent Application
“The nature of the patent work included preparing and filing US and foreign patent applications, patentability searches, and numerous patent clearance searches and opinions, as well as a successful invalidation of a global competitor's software-relate...”
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Salvi, Salvi & Wifler
- Divorce
“You don't normally get everything you want when going through a divorce, but I got most of what I wanted, and he fought for the things that mattered most to me.”
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Hanson Law Group
“He was able to hone in on my best defenses very quickly and was well versed in obscure intentional emotional distress and outrageous behavior statutes.”
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Edward R Kirby & Associates
“They are honest as the day is long and they will give it their all to solve your problem.”
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Kurtz L Dana
“Professional and caring lawyers & staff.”
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Law Office of Mathew R. P. Perrone, Jr.
“This is a time consuming process and having an attorney that knows his way through the confusion will make the trip less gut wrenching it will also save you time and money.”
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Indie Law, A Trademark Law Firm
- Communication
- Process
- Team
“Joey is one of the most knowledgeable, conscientious, values-centered and professional business owners I've come across in close to 10 years of digital marketing and online business.”
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Saper Law Offices
- Questions
- Entertainment
- Team
“From my perspective, as the Founder of an organization in the Entertainment, Training and Education space, this law group has consistently delivered superior advice and outcomes saving us hundreds of hours of research and tens of thousands in expense...”
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The Russell Firm
- Matter
“Searched the internet overnight and talked to around 10 attorneys specialized in this field in the next days.”
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Law Office of Lesley A. Wallerstein
- Communication
- Trademark
- Writing
“Lesley was able to determine the pertinent and relevant descriptions that define my intended trademark and write the best application so that I was successful in my trademark being granted.”
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Faier & Faier
- Phone
“Although I was not aligned with Faier & Faier professionally, I was pleased with the obligation-free consultation.”
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ABC Patent Services
“Frank Gao is one of the finest leaders in the IP community.”
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Urban & Burt
- Team
- Attorney
- Questions
“At closing, Dale Hauser came through for us as the realtor didn't even bother to show up or even call to give instructions/directions on their part of the closing process.”
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Zephyr Law
“Ben was very professional and helped me tremendously.”
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AU
- 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...”
Patent Preparation and Prosecution Legal Services in St. Charles, IL Cost Estimates
Minimum cost
$600
Maximum cost
$15000
National Average
$2600
Avg Per Hour Rates
$338
$1500
$4500
Typical price range is based on 364 cost profiles
Why these companies made our list
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