John B. Alfs, Jr.

Jennifer Hetu’s practice focuses on trademark law and brand protection. She advises businesses of all sizes on a wide range of trademark matters in the U.S. and international markets, collaborates with foreign law firms on worldwide trademark protection, and provides counseling regarding U.S. use and registration. She also counsels businesses in the rapidly growing cannabis industry on how to navigate trademark protection strategies in the current landscape. She is a former trademark at...

John Rondini is a multi-faceted attorney with extensive knowledge in litigation, negotiating settlements, and licensing agreements. John’s practice includes representing clients in patent prosecution, litigation, and cyber security and data privacy matters. In recognizing the pending threat of cyber-incidents his clients may face, John has worked to help develop Brook Kushman’s Cybersecurity and Data Privacy group. John’s experience includes assessing a client’s curren...

Mark’s practice primarily focuses on patent preparation and prosecution in the mechanical and electromechanical arts. Mark works with domestic clients and Multinational Corporations based in Asia and Europe. He works with clients in various industries, including automotive, consumer products, computer and display panel technology, and commercial/construction equipment. Mark’s practice extends beyond patent prosecution and includes global patent portfolio development, technical des...

Mr. Van Dusen concentrates his practice exclusively in litigation and alternative dispute resolution with a focus on insurance, commercial disputes, health care, class actions, and personal injury defense, including arbitration hearings, bench trials, jury trial, and appeals. His diverse litigation experience includes: Defense of catastrophic personal injury claims, including matters involving product liability, premises liability, automobile negligence, and intentional misconduct claims; Rep...

Ms. Slaven focuses her practice on intellectual property law, particularly in the area of patents. She has significant experience in the chemical arts, especially material science and metallurgy, as well as the mechanical and electrical arts, particularly inventions related to the automotive industry. On behalf of the firm’s clients, ranging from Fortune 500 companies to individual entrepreneurs, she handles patent application preparation and prosecution, including original filings, res...

Mark Jotanovic, a registered patent attorney, practices out of the firm’s Troy office. He focuses his practice on intellectual property litigation and patent prosecution involving electrical, electro-mechanical, and software matters. He has worked in a wide range of electrical and computer technologies, including artificial intelligence (focusing on image recognition, machine learning, and neural networks), autonomous vehicles, cloud computing, smart home environments, and product desig...

With a unique background in construction management and finance, Mr. Chioini’s primary practice focuses on representing construction companies, businesses, and families in a wide array of matters ranging from contract review to arbitration and litigation to complex divorce matters. During the serious downturn of the economy in Michigan in 2008, Mr. Chioini was successful in assisting his clients in shoring up and defending their accounts receivables through the implementation of liens a...

Mark Cantor specializes in trademark litigation and has tried various cases involving patents, trademarks, trade secrets, and copyrights. Mark is one of the founders of the firm and has been with the firm as a Shareholder since 1983. He has over 35 years of IP litigation experience. He has extensive experience in dealing with complex litigation matters in all technology areas and has tried cases relating to patents, trademarks, trade secrets and copyrights in state and federal courts and admi...

Eric McGlothlin is an experienced public finance attorney in Michigan and Arizona. As bond counsel, he advises municipalities, schools and other governmental entities on the issuance of tax-exempt and taxable debt to finance all types of long and short-term capital needs. He helps his clients find the right legal structure, authorize financings and comply with federal and state tax and securities laws. Eric is instrumental as underwriter’s counsel, where he guides underwriters through d...

Richard Rattner has more than thirty years of experience in real estate law, with specialties in real estate acquisition, sale and loan transactions, land use development, zoning, and corporate law. Mr. Rattner is a member of the Oakland County Bar Association, the State Bar of Michigan, the American Bar Association and the Fellows of the American Bar Foundation. He served on the Governing Council of the Real Property Law Section (RPLS) of the State Bar of Michigan and remains an active parti...