David G. Rosenbaum
Founder & Managing Shareholder

David has developed an extensive intellectual property law practice representing a wide spectrum of clientele from start-ups to Fortune 500 corporations in intellectual rights procurement, product development, handling transactions and strategic litigation.

David counsels clients in complex intellectual property matters and supervises due diligence and positioning reviews for licensing, mergers and acquisition and strategic product development, all with the result of building and enhancing value of clients’ intellectual property estates.

Mr. Rosenbaum specializes in diagnostic and therapeutic medical devices, biotechnology, pharmaceuticals, organic and inorganic chemistry, material science, biochemistry and semiconductor materials and fabrication processes. He manages both large and small intellectual property estates, devices IP portfolio growth and positioning strategies, conducts IP due diligence and counsels regarding patent landscapes, technology white-space identification, freedom to operate and noninfringement. He assists in a wide variety of contract negotiations and drafting, including technology transfer, cooperative R&D agreements, grant contracts, research agreements, clinical trial agreements, license and cross-license agreements and M&A agreements.

David has prepared and prosecuted patent applications in the fields of surgical implants, including cardiovascular stents and vascular grafts, materials science, including novel biomaterials, natural and synthetic pharmaceuticals, electrophoresis devices and methods, diagnostic systems and methods, DNA transformation and transfection, oligonucleotide ligands, vaccines, monoclonal antibodies, drug delivery systems, immunology, ultrasonic, laser and cryogenic ablation catheters, nanolithography, atomic force microscopy, photolithography, vacuum deposition processes, including chemical and plasma vapor deposition, sputtering and ion bombardment processes, chemical sensor technology, resist technology, carbon nitride continuous solids and the use of finite elements analysis modeling for corneal remodeling.

In addition to his transactional intellectual property practice, David has represented clients in numerous patent, trademark and trade secret litigations. He was plaintiff’s lead counsel in Augme Technologies, Inc. v. AOL, et al. and Augme Technologies, Inc. v. YAHOO!, both patent infringement lawsuits involved patents covering methods and systems for targeted marketing advertising over the Internet, is defense co-counsel in LAM Research, Inc. v. Xycarb Ceramics and Schunk Semiconductor , a patent infringement lawsuit pertaining to patents on semiconductor processing equipment, represented plaintiff in a patent infringement suit to enforce patents for insulating construction tarps in Midwest Canvas v. NTI, was counterclaim plaintiff’s co-counsel in Ingenix v. Symmetry Health Data Systems, Inc. , a patent infringement counter-claim pertaining to methods of correlating medical claim information into Episode Treatment Groups. David also represents clients, with European Patent counsel, in several post-grant opposition proceedings before the European Patent Office Opposition Division and European Patent Office Opposition Appeal Board.

David holds a bachelor’s degree in General Science-Chemistry from Grinnell College and studied in the Ph.D. program in pharmacology and toxicology at the State University of New York at Buffalo. Since graduating law school in 1984 from the Illinois Institute of Technology with honors (Chicago-Kent College of Law), He is admitted to practice in Arizona, Illinois, in several federal trial and appellate courts, as well as the United States Patent and Trademark Office. An active member of multiple bar and industry associations, David serves as a member of committees on biotechnology law and university patents, and has been a featured speaker at national legal and industry conferences. David is also the author of the bestselling book entitled “Layman’s Law Guide to Patents, Trademarks and Copyrights” and was an adjunct professor at The John Marshall Law School in the L.L.M. Program in Intellectual Property Law and at Grinnell College, Grinnell, Iowa. David is an editor of the Intellectual Property Owners Association (IPO) Law Journal David provides pro bono legal services to several start-up companies and non-profit organizations engaged in providing mentoring for entrepreneurial start-ups. He is also an Anthony Robbins Platinum Partner and regularly attends and participates in intensive personal and business development programs to enhance even more his leadership of the Firm and connection with clients.

1480 Techny Rd.
Northbrook
Illinois 60062
(847)-770-6000

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