Practice Areas

Intellectual Property
Patent Prosecution
Patent Counseling
IP Due Diligence
Opinion Preparation
Patent Licensing


J.D, Illinois Institute of Technology, Chicago-Kent College of Law (1992) High Honors

B.S.E.E. Electrical Engineering, Purdue University (1984)

Bar and Court Admissions

U.S. Patent & Trademark Office

John Rauch

Of Counsel

John Rauch is a highly skilled patent prosecutor who brings with him 27 years of Patent law experience from both law firm and in-house environments.  He has counseled clients from invention harvesting, disclosure development, drafting and filing, through to prosecution and allowance.  At each step, Mr. Rauch’s aim is to effectively and efficiently ensure the best possible scope of protection for client assets. Along with patent prosecution, Mr. Rauch has also assisted clients with due diligence, licensing and opinion work.

Mr. Rauch’s experience spans a broad range of technologies including: electrical circuits and devices, medical devices, computer systems, wireless systems (including - cellular, WiFi, Bluetooth, telecommunications devices and systems), radio frequency (RF) circuits and devices, speech coding, semiconductors, memory circuits and amplifiers, tire pressure monitoring systems, networked search systems, business methods, on-line commerce and advertising and business-to-business systems.

Prior to joining Guntin & Gust, Mr. Rauch was an Attorney at Brinks Gilson & Lione, Motorola, Inc., and Foley & Lardner where he began his law career, first as a Law Clerk before becoming an Associate Attorney at the firm.

Other Professional Experience

Mr. Rauch began his career as an Integrated Circuit Design Engineer with positions at Applied Micro Circuits, Corp., Cray Research, Inc. and Motorola, Inc.  At these companies, he was involved in the design and testing of bipolar, CMOS and BiCMOS integrated circuits including memory, logic circuits and voltage regulators.

In addition, as an Adjunct Professor of Law at Illinois Institute of Technology, Chicago-Kent College of Law, Mr. Rauch has taught courses in Advanced Legal Research and Writing in Intellectual Property Law.