3 Best Patent Attorneys in Chicago, IL

Expert-recommended Top 3 Patent Attorneys in Chicago, Illinois. All of our patent lawyers actually face a rigorous 50-Point Inspection, which includes customer reviews, history, complaints, ratings, satisfaction, trust, cost and general excellence. You deserve only the best!

William C. Spence - Chicago, IL Patent Attorneys
William C. Spence - Chicago, IL Patent Attorneys
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WILLIAM C. SPENCE

SPENCEPC 515 North State Street, 14th Floor,
Chicago, IL 60654 Directions

Since 2002

Specialty:

Patent Litigation Trademarks Brand Protection Patent Preparation and Prosecution Patent Trial and Appeal Board Licensing Copyrights Commercial Litigation

William C. Spence is a trial lawyer and founding partner of SpencePC. He graduated with his JD from the University of Houston Law Center. He was admitted to practice before the State Bar of Illinois and registered to practice before the United States Patent and Trademark Office. He is a member of the Notre Dame Monogram Club, American Bar Association, Intellectual Property Division, Federal Circuit Bar Association, the Richard Linn American Inn of Court, Tokyo IP American Inn of Court, Illinois Supreme Court Commission on Professionalism, and Lawyer-to-Lawyer Mentoring Program. His comprehensive experience includes litigation, arbitration, and mediation involving a wide range of intellectual property and complex commercial disputes. He is a registered patent attorney and published author, and a frequent speaker on patent monetization and other intellectual property issues. SpencePC provides extraordinary results to clients in intellectual property and litigation. The firm prides itself on its aggressive, targeted approach to the protection and enforcement of intellectual property. You can contact SpencePC to book your consultation.

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License #48,186

Price:

Hourly Rates:
Starts From: $95
Upto: $495
Contingency:
Starts From15%
Upto 45%

Contact:

(312) 404-8882

Mon-Fri: 8:30pm - 5:30pm
Sat & Sun: Closed

TBR® Inspection Report:

Jim Faier - Chicago, IL Patent Attorneys
Jim Faier - Chicago, IL Patent Attorneys
4+ YEARS IN TBR
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JIM FAIER

FAIER & FAIER PC
566 West Adams Street,
Chicago, IL 60661 Directions

Since 1990

Specialty:

Patents Utility Patents Trademark Protection Re-examination Proceedings Interference Proceedings Opinions as To Patentability Public Use Proceedings Patent Licensing Patent Valuations Patent Infringement Examinations Patent Tax Issues Arrangement of Patent Annuities Arrangement for Watch Services Litigation Copyright Registration Licensing Infringement Investigation Counseling Unfair Trade Causes Trade Secrets Design Patent Copyrights

"Jim Faier is a well-experienced attorney at Faier & Faier P.C. He finished his Juris Doctor at Northwestern University, School of Law. He was admitted to practice State of Illinois, U.S. District Court for the Northern District of Illinois, U.S. Court of Appeals for the Seventh Circuit, U.S. Supreme Court, and U.S. Patent and Trademark Office (USPTO), Registered Patent Attorney. He is a member of the Trademark Subcommittee, Chicago Bar Association, Illinois State Bar Association, American Bar Association, International Committee, International Trademark Association, International Federation of Intellectual Property Attorneys, and European Communities Trade Mark Association. He brings more than two decades of experience in assisting companies in securing and enforcing their intellectual property rights. Jim assists clients ranging from startups to companies such as Airbus, Braintree Payment Solutions, and Doctorsoft. He takes a personal approach to represent his clients in all IP matters. By working closely with his clients and becoming attuned to their day-to-day operations, Jim Faier can provide insightful and proactive advice to support cost-effectively protecting their IP assets while mitigating the risk of costly litigation. Call Faier & Faier today for free, confidential consultations.

2026 Update: They are helping their clients to register and secure their intellectual property assets"

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License #56,731

Price:

Regular Billing:
Rate per Hour
Starts From $420
Utility Application Attorney Fee $2,300
Design Application $1,630
Utility Patent Application (From Disclosure) $6,300
Simple Utility Application $6,300
Complex Utility Application $9,300
Provisional Application $2,500
Substantive Response To Official Action Attorney Fee $2,400
Recording Assignment $290
Utility Appeal To Board Without Oral Argument $4,000
Utility Appeal To Board With Oral Argument $7,000
Issuing Allowed Utility Application $2,200
Issuing Allowed Design Application $1,350

Contact:

(312) 382-9500 (312) 382-9400

Mon-Fri: 9am - 6pm
Sat & Sun: Closed

TBR® Inspection Report:

Theodore Chiacchio - Chicago, IL Patent Attorneys
Theodore Chiacchio - Chicago, IL Patent Attorneys
Theodore Chiacchio - Chicago, IL Patent Attorneys
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THEODORE CHIACCHIO

CHIACCHIO IP, LLC
307 North Michigan Avenue,
Chicago, IL 60601 Directions

Since 2018

Specialty:

Patent Patent Application Patent Preparation and Prosecuting Patent Applications Trademark Preparation Copyright Copyright Licensing Agreements Trade Secret Business Litigation Business Transaction

"Theodore Chiacchio is the founder and owner of Chiacchio IP, LLC. He received his JD from Cornell University Law School. He was admitted to practice State of Illinois, the State of New York, the State of New Jersey, the U.S. District Court for the Northern District of Illinois, the U.S. District Court for the District of New Jersey, and the U.S. Court of Appeals for the Federal Circuit. He is a member of the American Bar Association and the American Intellectual Property Law Association. He has been practicing intellectual property law for over a decade and a half. Theodore Chiacchio has also served as lead trial counsel in multiple trademark infringement actions, both on behalf of plaintiffs and defendants. He is currently spearheading a trademark enforcement campaign on behalf of a major dietary accessory manufacturer. Chiacchio IP, LLC is a results-oriented intellectual property law firm that focuses exclusively on assisting its clients in achieving their intellectual property-related objectives. The firm acknowledges that expertise in intellectual property, teamed with a commitment to client service, is the recipe for achieving the client’s goals and putting the client at ease that their matter is receiving the highest level of attention and care. They offer customized billing options for all of their clients. Contact Chiacchio IP, LLC to get a free consultation.

2026 Update: This business provides all types of intellectual property-related services.And they provide formal counseling"

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License # 58,649

Contact:

(312) 815-2384

Mon-Fri: 8am - 6pm
Sat & Sun: Closed

TBR® Inspection Report: