Ryan McCrum
Partner

Ryan McCrum, who co-chairs the Firm’s ITC practice, has 25 years of experience handling high-stakes patent litigation. He is a first chair patent litigator who is described as “a fierce competitor,” “a terrific lawyer,” and “one of the best patent litigators we have had.”

Vishal Khatri
Partner

Vishal Khatri is a globally recognized patent litigator and co-chair of the Firm’s ITC area of focus. With nearly 25 years of experience representing technology companies in high-stakes Section 337 investigations, Vishal focuses on leveraging intellectual property rights to help technology companies achieve their business objectives, particularly in cutting-edge industries where exclusion orders and supply chain leverage can reshape competitive dynamics. He has extensive experience litigating patent disputes before the ITC and in federal courts in technologies areas, including 4G & 5G cellular communications, Wi-Fi, GPS (Global Positioning System), semiconductors, memory devices, TV transmission, LEDs (light-emitting diodes), optics, medical devices, automotive technologies, consumer electronics, graphics processing units (GPUs), and emerging technologies such as fintech, blockchain, and artificial intelligence (AI). Vishal also advises clients on strategic issues involving standard-setting organizations, standard essential patents (SEPs), and RAND/FRAND (fair, reasonable, and nondiscriminatory) licensing.

Dave Maiorana
Partner

Dave Maiorana is a trial lawyer with a notable combination of significant experience as a United States Patent and Trademark Office (USPTO) Examiner and nearly 30 years litigating complex IP matters. He has represented clients around the country and in the International Trade Commission (ITC). Dave has experience in diverse technology areas, including e-cigarettes, teeth whitening, diapers, fem care, antibodies, self-inflating tires, flash memory, and digital cameras.

Blaney Harper
Partner

Blaney Harper’s practice focuses on strategic patent litigation representing electronics, software, and information technology companies in matters such as patent enforcement in U.S. district courts and the International Trade Commission (ITC). Blaney also represents and counsels clients concerning patent portfolio development and patent prosecution and appeal, including inter partes review (IPR), in the United States Patent and Trademark Office (USPTO). Blaney co-chairs the Firm’s ITC area of focus.

Yuri Kalish
Partner

Dr. Yury Kalish is a patent attorney who applies his legal and industry experience to strategically and efficiently support clients in a wide range of technologies. His practice focuses on intellectual property law including patent litigation, patent prosecution, and IP counseling. Yury works on patent infringement actions in federal district courts and the ITC, inter partes reviews (IPR) at the USPTO, prosecution of U.S. and foreign patent applications, and IP portfolio due diligence.

Jeffrey Messing
Associate

Jeff Messing represents domestic and international companies on a variety of intellectual property matters, with a primary focus on patent litigation before the International Trade Commission (ITC), U.S. district courts across the country, and post-grant proceedings at the United States Patent and Trademark Office (USPTO). Jeff’s litigation experience spans a variety of technologies across multiple industries such as telecommunications, semiconductors, electronic circuits, medical devices, child care, LED lighting devices, and pharmaceuticals.

Robert Levent Hergüner
Associate

Levent Hergüner is a skilled intellectual property and technology lawyer with a robust background in computer science and engineering. He focuses on complex patent litigation and technology transactions, with technical fluency across multiple sectors, including software and hardware, blockchain, wireless and cellular communications, network infrastructure, automotive, gaming, vape devices, and semiconductors. Levent also possesses deep proficiency in cutting-edge artificial intelligence (AI) technologies.

Dalton Earich
Associate

Dalton Earich’s practice focuses on intellectual property, with an emphasis on high-stakes patent litigation. Dalton has experience practicing before U.S. District Courts and the International Trade Commission (ITC). His experience encompasses many different technologies including LED (light-emitting diode) devices, robotics, smart wearable devices, semiconductors, integrated circuits, and chemical coatings. Dalton has been involved in various stages of litigation including drafting pleadings, fact and expert discovery, claim construction, general motions practice, and trial preparation.

Elizabeth Schrieber
Associate

Elizabeth Schrieber focuses her intellectual property practice on patent litigation before district courts and at the Patent Trial and Appeals Board (PTAB). She represents leading pharmaceutical clients in enforcing their intellectual property rights through Hatch-Waxman and other patent infringement actions. Elizabeth’s litigation experience includes pre-lawsuit investigations, discovery, motion practice, and pretrial proceedings. She is registered to practice before the United States Patent and Trademark Office (USPTO).

Ruth Brindel
Associate

Ruth Brindel practices intellectual property law with a focus on high-stakes patent litigation and Hatch-Waxman disputes. She has been involved in various phases of litigation, including fact investigation, discovery, motion practice, pretrial proceedings, trial preparation, and post-trial strategy. Drawing on her experience as a former educator, Ruth is adept at distilling complex scientific and technical concepts into clear, effective advocacy.

Sam Mangoni
Associate

Sam Mangoni’s practice focuses on intellectual property, with an emphasis on patent litigation before district courts and the Patent Trial and Appeal Board (PTAB). She is registered to practice before the United States Patent and Trademark Office (USPTO) and has experience in various stages of litigation, including pre-lawsuit fact investigation, motion practice, and discovery. Sam’s legal experience ranges from pharmaceuticals to electrical and mechanical technologies. Sam also maintains an active pro bono practice, primarily representing migrants seeking asylum in the United States.

Ernie Oleksy
Associate

Ernie Oleksy is an intellectual property lawyer who assists clients with litigation and regulatory counseling matters involving technologies ranging from artificial intelligence (AI), medical devices, landscaping tools, kitchen appliances, augmented reality, fintech, and computer software.