Grant Peters advises clients throughout the full life cycle of their intellectual property needs – including strategic planning, creation, management, problem solving, defense, and enforcement. As a partner in the Chicago office and a registered U.S. Patent Attorney, Grant provides thoughtful, comprehensive, yet practical intellectual property counsel to large and middle-market businesses seeking to protect, leverage, and monetize their innovations, creativity, and intangible assets.
Leveraging his extensive domestic and international experience, Grant seamlessly collaborates with a global network of attorneys to provide comprehensive IP support worldwide. He is skilled in coordinating, developing, and prosecuting, managing, protecting, and enforcing intellectual property across a wide array of markets and technologies. Known for his methodical analysis and diplomatic approach, he helps clients navigate complex IP challenges with discretion and a 360-degree problem-solving perspective.
Grant has successfully filed, prosecuted, and secured thousands of patents and trademarks worldwide, and leverages that experience to counsel clients on IP strategies, risk management, and portfolio design. His counsel spans patent, trademark, and copyright prosecution; IP clearance, validity, and infringement opinions; trademark opposition and cancellation; IP due diligence investigations, licensing, and audits; and internet issues. His patent prosecution practice involves mechanical, electromechanical, system, and design patents.
Grant has cultivated a niche practice in patent marking strategies. His experience and nuanced understanding of patent marking are shared through frequent thought leadership presentations and articles on the topic. His insights translate into practical solutions for achieving marking compliance – an important factor in elevating and protecting portfolio value, developing marking programs, and strengthening evidence and leverage in patent infringement disputes.
A diverse range of technological experiences are found in Grant’s resume, including beverage and food technology and branding; aerospace components and systems; human and animal grooming apparatus, products, and branding; financial and insurance services; engineering and consulting services; commercial architectural lighting systems and designs; green tech and sustainable and fair-trade products; and IP issues specific to Native American businesses.
Grant delivers practical and cost-efficient counsel by actively listening to his clients and tailoring his advice to meet their specific objectives. Clients appreciate his institutional knowledge, his ability to clearly explain complex legal issues, and long-term commitment to their business and technology. Whether addressing a specific question or analyzing intricate scenarios, Grant serves as a reliable, solutions-oriented advisor dedicated to securing the right outcomes.
Prior to practicing law, Grant worked as an engineer, patent specialist, and IP liaison for a video graphic processing technology start-up, an engineer for a world leader aerospace technology company in avionics and circuit board design and production, and an engineer for an international engineering services company. These in-house experiences provide Grant with an appreciation of his client’s daily challenges and practical priorities.
Credentials
Education
- Loyola University Chicago School of Law, J.D.
- University of Iowa, B.S., engineering
Bar Admissions
- Illinois
- U.S. Patent and Trademark Office
Court Admissions
- Illinois Central District Court
- Illinois Northern District Court
- U.S. Court of Appeals for the Federal Circuit
- U.S. Court of Appeals for the Seventh Circuit
- U.S. Supreme Court

