Paul Steven Brown
Northbrook, IL Patents Lawyer with 22 years of experience
Patents and IP
Northwestern University School of Law
Michael Tang Cruz
Chicago, IL Patents Lawyer with 26 years of experience
Patents and IP
University of Michigan Law School and University of Michigan Law School
Ruth Rosen
Chicago, IL Patents Attorney
Patents, Antitrust, Appeals and IP
Motty Stone
Skokie, IL Patents Lawyer
Patents, Business, Estate Planning and IP
Rogena Jan Atkinson
Chicago, IL Patents Attorney
Patents, Bankruptcy, Divorce and IP
The John Marshall Law School and Southern Methodist University
James Callahan
Chicago, IL Patents Lawyer with 39 years of experience
Patents, Business, Estate Planning and IP
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J.D. Houvener
Chicago, IL Patents Attorney
Free ConsultationPatents, Business, IP and Trademarks
Seattle University
Call now or visit our website to get your FREE Inventor’s Guide to Patents book and consultation!
Live to your purpose! Protect and bring to market your visionary idea!
Our firm's sole focus is patents. When you specialize you serve your customers the best. Trusted nationwide by scientists, inventors, entrepreneurs, investors, and more!
It is a common misconception that inventors and business people have, that as soon as an invention is granted a Patent from the USPTO, that interested tech companies will come knocking at the door looking to license your invention or buy the technology.
Or, that magically there will be a massive...
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Dan Gjorgiev
Chicago, IL Patents Attorney with 6 years of experience
Free ConsultationOffers Video ConferencingVideo ConfPatents, IP and Trademarks
Chicago-Kent College of Law, Illinois Institute of Technology
Dragan (Dan) Gjorgiev is an associate with Lee Sheikh & Haan LLC. He has represented clients in a variety of intellectual property matters, including claims of patent infringement, copyright infringement, trademark and trade dress infringement, trade secret misappropriation, breach of contract, and other related tort claims.
Dan joined LSH as a law clerk. Prior to joining LSH, Dan worked at a Fortune 500 automotive company, drafting utility patent applications and office action responses. He also volunteered for the Chicago-Kent Patent Hub, drafting utility patent applications for low-income inventors.
Dan received his Juris Doctor from Chicago-Kent College of Law, with a certificate...
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Mark Varboncouer
Chicago, IL Patents Lawyer with 23 years of experience
Patents, Business, IP and Trademarks
University of Illinois College of Law
Mark Varboncouer is the founder of Varboncouer Law. Mr. Varboncouer is an experienced trial attorney who previously spent 10-plus years with Kirkland & Ellis LLP (“one of the nation's largest and most prestigious law firms”/ “known for its world-class litigation practice”/ “one of the ‘Fearsome Foursome’ — the four firms most likely to strike fear in opposing counsel”); and 4-plus years with another highly-prestigious 1,000-plus attorney law firm, McGuireWoods LLP, where he litigated a variety of issues: contracts, non-competes, tortious interference, unfair competition, fraud, licenses and complex intellectual property issues (e.g., patents, trade secrets, trademarks, copyrights, false advertising etc.)....
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James D Mitchell
Chicago, IL Patents Attorney with 5 years of experience
Free ConsultationPatents, IP and Trademarks
Chicago-Kent College of Law, Illinois Institute of Technology
James (Jay) Mitchell joined Lee Sheikh & Haan as an associate in 2022. He has represented clients in a variety of intellectual property matters, including claims of patent infringement, trademark and trade dress infringement, false advertising, unfair competition, breach of contract, and other related equitable and tort claims. Previously, Jay had worked as an associate at a litigation firm where he was involved in all aspects of civil litigation, including taking fact and expert witness depositions, successfully arguing dispositive motions, and preparing and taking cases to trial with positive jury verdict outcomes as lead trial counsel.
Jay received his Juris Doctor...
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Michael La Porte
Chicago, IL Patents Attorney with 27 years of experience
333 N. Michigan Avenue
Suite 2700
Chicago, IL 60601
Free ConsultationPatents and IP
Illinois Institute of Technology
We help inventors, patent owners, and other businesses protect and exploit their Intellectual Property in a variety of ways, including obtaining federal rights, contacting businesses seeking to use (or already using) your Intellectual Property, and taking enforcement steps where necessary.
We also keep the playing field free for good ideas, by defending attacks against your business lines.
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Theodore Chiacchio
Chicago, IL Patents Lawyer with 21 years of experience
Patents, IP and Trademarks
Cornell Law School
Chiacchio IP, LLC, is a law firm that specializes in intellectual property law. Mr. Chiacchio has been practicing intellectual property law for over 15 years. He regularly prepares and prosecutes U.S. patent and trademark applications. Mr. Chiacchio counsels clients regarding a wide range of intellectual property issues, including patent, trademark, copyright, and trade secret issues. Mr. Chiacchio prepares cease-and-desist letters for clients whose intellectual property rights are being infringed or misappropriated. Mr. Chiacchio has also spent well over a decade litigating intellectual property disputes on behalf of his clients. He has served as lead trial counsel in federal trademark infringement,...
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Brian E Haan
Chicago, IL Patents Lawyer with 15 years of experience
Patents, IP and Trademarks
Chicago-Kent College of Law, Illinois Institute of Technology
I have served as trial and appellate counsel in intellectual property lawsuits across the country for corporate and individual clients. As a professional engineer with significant work experience prior to my legal career, I combine my advocacy skills with an engineer’s analytical aptitude and problem-solving skills as trusted counsel for my clients. I have patent trial experience through verdict, and have prepared numerous patent cases for trial on behalf of both plaintiffs and defendants resulting in favorable settlements. My practice further includes patent prosecution and post-issuance proceedings, including inter partes review and covered business method review proceedings before the Patent...
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Juan Ooink
Bolingbrook, IL Patents Attorney with 20 years of experience
Free ConsultationPatents, Criminal, Domestic Violence and IP
DePaul College of Law
Criminal defense attorney practicing in Will, Du Page, Cook, Kane, Kendall and surrounding areas handling matter from minor traffic tickets, DUIs, domestic battery, drugs cases, sex cases and all misdemeanors and felonies.
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Robert P. Greenspoon
Chicago, IL Patents Attorney with 29 years of experience
Patents and IP
University of Michigan Law School
I am a founding member of Flachsbart & Greenspoon, LLC. A registered patent attorney, I concentrate my practice in the litigation and trial of patent cases involving computer and electronic technologies. My cases have involved computer, computer network and electronic technologies of the highest complexity, but also simple mechanical devices.
I have successfully argued numerous cases before the Court of Appeals for the Federal Circuit, including IMS Technology, Inc. v. Haas Automation, Inc., 206 F.3d 1422, 1430 (Fed. Cir. 2000), HyperPhrase Technologies LLC v. Google, Inc. (Case No. 2007-1125), and 1st Technology v. Rational Enterprises (Case No. 2008-1132). I served in...
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Ashley E. LaValley
10.0 (1 Peer Review)
Free ConsultationOffers Video ConferencingVideo ConfChicago, IL Patents Attorney with 12 years of experience
Patents, IP and Trademarks
The George Washington University Law School
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David Brezina
Chicago, IL Patents Lawyer with 45 years of experience
Patents, Business, IP and Trademarks
John Marshall Law School and Chicago-Kent College of Law, Illinois Institute of Technology
David C. Brezina is of Counsel in the Chicago office of Ladas & Parry LLP. As an Intellectual Property law practitioner he has developed well-balanced experience handling patent, trademark and copyright matters. His litigation experience includes multifaceted cases having issues of patent, trademark, trade dress, copyright, trade secret, advertising and competition, especially where those issues intersect and overlap. He has appeared in more than 100 lawsuits, and settled others without appearing. He has also taught graduate and undergraduate law courses and delivered continuing education presentations covering these topics. With this experience in prosecuting and litigating intellectual property matters as well...
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Elaine Ramesh
Chicago, IL Patents Lawyer
(312) 724-8874
Ext. 102
77 W. Washington St.
Suite 800
Chicago, IL 60602
Patents, IP and Trademarks
Chicago-Kent College of Law, Illinois Institute of Technology
patent prosecution for chemical arts; U.S PTO registered attorney
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Nancy Kemp Ducharme
Tinley Park, IL Patents Lawyer
Patents, Business, Communications and IP
Social Media
Constantine Trela Jr
Patents, Appeals, Business and IP
Northwestern University School of Law
Blawg SearchSocial Media
Jonathan S. Masur
Chicago, IL Patents Lawyer
Patents and Criminal
Harvard Law School
Matthew Petrillo
Chicago, IL Patents Attorney
Patents, Antitrust, Appeals and IP
Loyola University Chicago School of Law
Anne Thar
Chicago, IL Patents Lawyer
Patents, Antitrust, Appeals and IP
Barbara Sessions
Chicago, IL Patents Attorney
Patents, Antitrust, Appeals and IP
Bryan C. Rutsch
Chicago, IL Patents Attorney
300 N LaSalle St
3088
Chicago, IL 60601
Patents and IP
David L. Schwartz
Chicago, IL Patents Attorney
Patents and IP
University of Michigan Law School
George C. Summerfield
Chicago, IL Patents Lawyer with 36 years of experience
Patents, Business and IP
Wayne State University Law School