William Abbatt is a skilled patent attorney with experience in foreign and domestic patent prosecution matters. He has a background in varying disciplines including manufacturing, chemistry, and medical devices. With 35+ years of experience as a patent attorney, Bill’s practice involves all aspects of domestic and foreign patent preparation, prosecution, and assertion, including dispute resolution. He regularly advises clients on the development and management of patent portfolios. Bill’s practice includes counseling on how to protect various aspects of inventions and monetize them by sale and licensing. Bill has managed intellectual property matters in many technical disciplines including manufacturing, metallurgy, chemistry, medical devices, and aeronautics. His background in industry plus his diverse experience in writing and prosecuting hundreds of patents enable Bill to spot the strengths and weaknesses in a patent when a dispute or enforcement issue arises. He has an affinity for working with emerging entities whose value can be enhanced by effective intellectual property portfolio creation and management to help his clients’ businesses succeed. In one case, he introduced two separate clients – a physician and an entrepreneur – and brought them together to develop and protect medical devices to treat patients and enhance the quality of their lives. Bill is a member of the Federal Bar Association – Eastern District of Michigan Chapter and currently serves as a co-chair of the Intellectual Property Law Section. He is a former council member of the Aviation Law Section of the State Bar of Michigan. Bill is a Fellow of the Michigan State Bar Foundation and a Master of the Bench (American Inns of Court). He was an adjunct professor of patent law at the University of Detroit Mercy School of Law. Bill received Super Lawyers designation for 2006 - 2012, 2024. He was selected for this honor subsequent to undergoing an evaluation of many different factors including peer recognition and professional achievement. Bill also served on the steering committee that formed the Michigan Intellectual Property American Inns of Court Chapter and was its President (2017-18). The Michigan Intellectual Property Inn of Court is a philanthropic organization of judges, lawyers and legal educators that seeks to promote fair and ethical practice amongst junior lawyers and law students. Bill helped to found the Inn and was enthusiastic about moving into a leadership role. Bill was able to take the organization forward, while staying true to its initial goal of promoting excellence in advocacy amongst those it mentors. Bill holds a Juris Doctor from Detroit College of Law. Before that, Bill graduated with an M.S. in Operations Research & Production Engineering and a B.S. in Metallurgy & Material Sciences at the University of London, England. He has been appointed an Expert Adviser and Facilitative Mediator in the Federal District Court, Eastern District of Michigan. Outside the office, Bill enjoys flying his Beechcraft Debonair airplane, skiing, playing golf and tennis, working out, and traveling to England, his birthplace. He and his wife Candyce count Vail Colorado and Ft Lauderdale as favorite haunts. Bill holds an Airline Transport Pilot rating, a Commercial pilot’s license, and is a Certified Flight Instructor.

I have been in private practice as an attorney for 22 years. I can assist with all legal needs from criminal, family, bankruptcy, social security and more. With nearly three decades of practicing law in Michigan, our team of expert attorneys has distinguished itself as a top firm in the state. We are guided by three fundamental principles: a commitment to personalized legal advocacy, a dedication to truth, and an unyielding pursuit of our clients’ desired outcomes. At the Whitaker-Payton Justice Center, we believe that your future matters, and we are here to ensure that you get the justice you deserve.

Iris Rubin is a practicing lawyer in the state of Michigan. Attorney Rubin received her J.D. from the University of Detroit in 1982.

R.J. serves as a strategic partner and counselor to his clients and their business needs across multiple industries, including automotive, finance, health care, leasing, property development, real estate development, staffing, technology, and telecom. He prioritizes developing an intimate understanding of his clients’ unique goals and challenges and applies his deep knowledge of the law to ensure proactive and results-based legal counsel. A formidable and accomplished advocate, R.J. also acts as lead trial counsel when legal disputes arise after exhausting preventive measures. Clients describe R.J. as an engaged litigator whose attention to detail, tenacity, and professionalism set him apart from other counsel. He obtains cost-effective results by quickly digging into the facts and leveraging the results in favor of his clients. R.J. previously served as chair of the State Bar of Michigan’s 2,300-member Litigation Section. Michigan Super Lawyers® has consistently recognized him as a Rising Star in Business Litigation, an award granted to only 2.5 percent of Michigan attorneys under 40. R.J.’s peers have elected him to the Fellows of the American Bar Foundation, an honorary society comprising one percent of each jurisdiction’s attorneys, judges, law faculty, and legal scholars whose public and private careers have demonstrated outstanding dedication to the highest principles of the legal profession and welfare of their communities. He is a founding member of his community’s Rotary Club.

Personable but tough, Chris Chesney honed his legal litigation craft through years of special investigations litigation serving corporate clients. Chris prides himself on thinking outside of the box to create novel and winning arguments. Before Chris cut his teeth in the courts, he developed practical skills at the Michigan House of Representatives, advised business owners in South Africa, and conducted grassroots research in Scotland. Not every litigator understands what it’s like working on 70-foot-high scaffolding in a Houston oil refinery. Chris currently serves as an officer and Governing Council member for the State Bar of Michigan’s Litigation Section, serving as Treasurer for the 2,400-member section. He also presents at industry symposiums to continue his rise as a next-generation litigator. At Cronkhite Counsel, Chris serves as trial counsel using years of investigative work and real-world experience to outwork and outmaneuver opponents.

Jennifer Ziegler is an experienced trademark attorney who works with clients across a wide spectrum of industries to solve complex issues, including global brand protection and enforcement, anti-counterfeiting, copyright, and licensing. With over 27 years of combined experience as in-house and outside counsel practicing in the areas of trademark and copyright law, Jennifer Ziegler specializes in global brand protection, trademark and copyright enforcement, anti-counterfeiting, and trademark portfolio management. She works extensively with company legal, marketing, and business development groups to devise cost-effective global brand protection strategies. She works with her clients on issues involving anti-counterfeiting, copyright, domain name recovery, IP due diligence, licensing, trade dress, and unfair competition. Jennifer has extensive experience working with clients of all sizes in a variety of industries, including automotive, consumer products, entertainment, bio-tech and life sciences, and financial services. Immediately prior to joining Brooks Kushman, Jennifer served as Associate General Counsel, Trademarks for a major motorcycle manufacturer, where she oversaw all aspects of trademark prosecution and enforcement in the United States, Canada, and throughout Europe. Her in-house experience has given her valuable insight into providing clients with cost-effective and targeted legal service. Jennifer values close business relationships that enable a team approach to brand protection. Jennifer serves as a volunteer mediator for The Dispute Resolution Center, a community mediation center serving Washtenaw and Livingston counties, where she has mediated over 50 legal disputes. Her training and experience as a mediator has given her particular expertise in conflict resolution.

Bob Tuttle is Of Counsel at the firm and is known for his razor-sharp legal mind, his close relationships with clients and the business community, and his near-photographic memory. These traits make him one of the firm's key litigators. In conducting litigation, Bob makes it his priority to carefully understand the dispute and his client's business objectives, and to determine how to achieve those objectives in the most efficient manner. His familiarity and facility with the applicable case law, statutes, rules, and regulations allow him to devise highly creative strategies to meet clients' goals. Bob also believes in the importance of close client involvement in litigation. He is in very frequent contact with clients, to keep them apprised of the progress of their matters and invite them to participate in strategy and decision-making. Before joining Brooks Kushman in 1984, Bob was patent and trademark counsel for the former American Motors Corporation. Having worked as in-house counsel gives Bob an inside track on how corporate clients operate, what corporations need, and how best to satisfy them. Bob has also built up and maintained a wide variety of working relationships with people in the Detroit automotive industry. These relationships can often be brought into play to benefit firm clients when a dispute arises within this sector. Outside of work, Robert is a sports enthusiast and enjoys bicycling for exercise.

Abdulai Rashid is a skilled attorney with experience in the biomedical and automotive industries. Abdulai Rashid focuses his practice on patent prosecution and litigation in the biomedical and automotive fields. He has experience in contract drafting for trademark applications, as well as aiding clients with turning their ideas into businesses or patentable inventions. Prior to joining Brooks Kushman, Abdulai gained extensive experience in dispute resolution after founding Penn State Law’s Alternative Dispute Resolution Program. During this time, he coordinated 20 students through 8 competitions in negotiation and mediation. He also participated in the Penn State Law Intellectual Property Clinic in which he was responsible for connecting the Pennsylvania community to counsel and resources to drive businesses and link them to various invention development centers and opportunities. Abdulai holds a Juris Doctor from Penn State Law School. He also received a Bachelor of Science in Chemistry from Central Methodist University. Outside of the office, Abdulai enjoys weightlifting, yoga, running, and building figurines.

Yasmeen Moradshahi is a driven patent attorney with a focus on electrical and mechanical engineering, combining hands-on technical experience with a strong foundation in intellectual property law. Yasmeen Moradshahi is a dedicated patent attorney specializing in patent prosecution and litigation with a focus on electrical and mechanical engineering, particularly in the automotive sector. She brings a wealth of hands-on experience from her time working at a major automotive company, where she contributed to the manufacturing controls simulation lab, diesel launch team, and patent profiling in the IP department. Before joining Brooks Kushman as an attorney, Yasmeen spent three years as a Technical Specialist with the firm, building a strong foundation in intellectual property law. She earned her Juris Doctor from Detroit Mercy School of Law and holds a Bachelor of Science in Electrical Engineering from Kettering University. Outside of her legal practice, Yasmeen enjoys reading, baking, traveling, weightlifting, and practicing Pilates.

Matt Mietzel’s comprehensive experience provides him with an intuitive ability to advise his clients on the management and protection of their intellectual property through even the trickiest of legal situations. Matt has extensive experience in preparing and prosecuting domestic and international patent applications, primarily in the mechanical and electromechanical arts. Beyond patent prosecution, Matt also has experience in the preparation of validity and infringement opinions, trademark prosecution, licensing, IP due diligence, and litigation matters. “In my practice, I find that compared to other patent attorneys, I have more of a genuine understanding of my clients’ problems and struggles, enabling me to advise them authentically and work with them on a deeper level.” – Matt Mietzel Prior to joining Brooks Kushman, Matt was an engineer in the automotive industry for over seven years. Whereas some engineers work solely in manufacturing or design, Matt gained experience in manufacturing, design, and research and development. Matt also has a deep understanding of the business needs of his clients, having earned a master’s degree in business administration. These experiences provide Matt with a strong foundation for advising clients on the management and protection of intellectual property. Matt was also a patent agent at a technology corporation where he learned first-hand about client expectations and how best to service clients. During his three years in that role, he prepared and prosecuted patent applications, led innovation workshops and patent design-around efforts, developed patent portfolio management strategies, and was involved in technology licensing matters. Matt has also served as acting in-house patent counsel for a Fortune 500 company managing a range of intellectual property matters. The combination of these diverse experiences provides Matt with an excellent understanding of the many aspects of intellectual property prosecution and intellectual property management. Outside of the office, Matt enjoys time with his family, hiking, and travelling.