Larry D. Mason

Diana Z. Bowman is a lawyer recognized by Best Lawyers in the practice area of Construction Law. Diana Z. practices law in Chicago, Illinois Best Lawyers has recognized Diana Z. Bowman since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Diana Z. Bowman is held by other lawyers.

G. Peter Nichols is a lawyer recognized by Best Lawyers in the practice area of Patent Law. G. Peter practices law in Chicago, Illinois Best Lawyers has recognized G. Peter Nichols since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which G. Peter Nichols is held by other lawyers.

In each year since 2015, Bryan has been listed in the IAM Patent 1000 – The World’s Leading Patent Professionals for Litigation. He is also recognized in Patent Litigation: Full Coverage in the 2018, 2021 and 2022 editions of The Legal 500 United States. Bryan has litigated and counseled on patent matters for companies of various sizes across a variety of complex industries and technologies including medical devices, optical networking, pharmaceuticals, 3-D technology, material co...

Tom Donovan advises on patent and trademark litigation and prosecution, unfair competition and trade secret litigation, as well as a variety of licensing-related matters. Regardless of the client or the complexity of the matter at hand, Tom provides his clients with the guidance they need, in a way they can understand and apply to their daily business operations. Tom also has significant negotiation and drafting experience with software licensing, as well as patent, trademark and copyright li...

For five years, attorney Craig D. Brown worked as a Cook County prosecutor fighting for victims of violent crimes. The experience proved insightful, as Craig recognized the importance of representing people in need of justice and the devastating effects crime can have on victims. As a personal injury trial lawyer, Craig continues to use that perspective in his practice, representing clients who have been the victims of severe traumatic injuries, wrongful death , product liability , and medica...

James J. Lukas, Jr. is Co-Chair of the Chicago Intellectual Property & Technology Practice. He focuses his practice on intellectual property litigation with a particular emphasis on patent litigation and related client counseling. He has experience with complex patent litigation cases in federal district courts throughout the country, including both enforcing patent rights and defending against charges of infringement on behalf of clients. He has first-chaired trials and claim constructio...

Tye Klooster counsels high-net-worth families on how best to preserve their legacies and transfer wealth to future generations. A fellow of the American College of Trusts and Estates Counsel, Tye serves clients who rely on him to design and implement sophisticated and personalized estate plans. Tye designs estate plans which allow high-net-worth individuals to leverage use of their gift, estate and generation-skipping transfer tax (GST) exemptions and to pass wealth to the next generation in ...

John Ratnaswamy founded his own law firm after having served as a co-founder and Partner at a nationally recognized energy boutique law firm. John has spent over 25 years counseling and representing electric and natural gas industry clients, including before utility commissions and on appeal. John has been selected for inclusion in The Best Lawyers in America© from 2010-2026 and was named its 2014 Chicago “Lawyer of the Year” in the field of Energy Law. John also has been rec...

Heather Jackson is a lawyer recognized by Best Lawyers in the practice area of Employment Law - Management. Heather practices law in Chicago, Illinois Best Lawyers has recognized Heather Jackson since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Heather Jackson is held by other lawyers.

Anthony R. Licata is a lawyer recognized by Best Lawyers in the practice area of Real Estate Law. Anthony R. practices law in Chicago, Illinois Best Lawyers has recognized Anthony R. Licata since 2001. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Anthony R. Licata is held by other lawyers.