312-616-5644 (direct)
312-616-5700 (fax)
Chicago Office

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Related Practices

• Litigation
• Patents
• Interferences
• Biotechnology
• Pharmaceutical and Chemical Technologies
• Intellectual Property Transactions

Education

John L. Gase

Member

Mr. Gase focuses his practice on prosecution, client counseling, and portfolio management primarily in the areas of biotechnology, chemistry, and related arts. Recent technologies have included small and large molecule cancer drugs; antisense therapy; therapeutic antibodies; nucleic acid probes and microarrays for disease detection; anti-viral therapeutics; pharmaceutical formulations; and various specialty chemical technologies, such as nanoparticle compositions; advanced insulation materials; gypsum board manufacturing; integrated circuit polishing; cosmetic formulations; and inkjet ink and paper technology.

Mr. Gase has extensive experience in formulating patent strategies and managing patent portfolios, as well as in counseling and rendering opinions on patent validity and infringement. He also prepares and prosecutes patent applications in the U.S. and abroad. In addition, he has represented clients in contested proceedings, both in U.S. District Court and before the U.S. Patent and Trademark Office.
 

Professional Affiliations

• Chicago Bar Association
• Intellectual Property Law Association of Chicago (IPLAC)
• American Intellectual Property Law Association (AIPLA) 
• Intellectual Property Owners Association (IPO)
• Licensing Executives Society USA-Canada (LES)

Honors

• Named in the Illinois Rising Stars list, as published in Illinois Super Lawyers, 2009, 2010

Representative Matters

Contested Proceedings

• Interference No. 105,652 (pertaining to fusion proteins and protein conjugates)
• Interference No. 105,500 (pertaining to erythropoietin-based treatment methods)
• Interference No. 105,231 (pertaining to chemical intermediates for pharmaceutical production)
• Interference No. 105,168 (pertaining to antibodies and related technologies) 
• Interference No. 105,158 (pertaining to tantalum used for sputtering)
• Donaldson Company, Inc. v. Baldwin Filters, Inc., 04 C 2679 (D. Minn. 2004) (Represented defendant Baldwin Filters in patent infringement suit relating to air filter technology)
• Cytomedix, Inc. v. Perfusion Partners & Assoc., et al.,  02 C 4776 (N.D. Ill. 2002) (Represented multiple defendants in patent infringement suit relating to enriched platelet compositions and methods for wound treatment)

Bar Admissions and Registrations

• Illinois State Bar, 1999
• Registered to practice before the U.S. Patent and Trademark Office

Courts

• U.S. District Court for the Northern District of Illinois