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Practices

At Mei & Mark, we lead the way in intellectual property, covering the full spectrum of U.S. IP law. Our dedicated team excels in counseling and litigation across intellectual privacy, and various IP-related commercial matters. Experience the intersection of expertise and diversity in redefining legal innovation with us.

Mei & Mark specializes in intellectual property litigation and ITC Section 337 investigations. We defend your creativity - your innovative products and ideas - including patents, trademarks, copyrights, and trade secrets. Your intellectual property is our passion. At Mei & Mark, we protect what's uniquely yours.

  • Mei & Mark stands at the forefront of ITC expertise as shown by our consistently high ranking as a top ITC law firm. Our top-ranked ITC trial lawyers collectively represented clients in over 100 investigations and include former ITC attorney advisors. From patent and copyright to trademark and trade secrets, we utilize the ITC's unique procedures and attributes to achieve our clients' goals. As leaders in the field, we represent clients in ITC enforcement, modification, and advisory opinion proceedings, as well as in post-ITC proceedings before U.S. Customs and the U.S. Court of International Trade.

  • Our legal professionals have successfully navigated patent litigation cases across various federal courts nationwide. Our extensive experience and proven track record showcase our commitment to excellence in handling patent lawsuits at the highest level of legal practice.

  • Our attorneys diligently advocate for our clients across a spectrum of post-grant proceedings within the United States Patent and Trademark Office (USPTO), including inter partes review (IPR), covered business method review (CBM), post-grant review (PGR), supplemental examination, ex parte reexamination, and re-issue applications. Our clients trust us to navigate the intricacies of these processes with precision and dedication, always securing the optimal outcomes.

  • Our firm specializes in intricate commercial litigation; addressing complexities such as alter ego, successor liability, and unfair competition claims. Our team has advocated for clients entangled in international business disputes, skillfully navigating these parties through breach of contract actions and international debt collections. We are experienced in bringing clarity and resolution to the most intricate legal challenges in the realm of commercial law.

  • Our seasoned trial attorneys possess a wealth of expertise in adeptly handling litigation involving trademark/trade dress, copyright, and trade secret cases within federal courts. With a proven track record, we navigate these legal arenas before judges and juries nationwide, ensuring rigorous and effective representation for our clients.

  • Mei & Mark's trial attorneys excel in IP litigation across key U.S. venues, including the U.S. International Trade Commission and district courts. From infringement investigation to trial, we navigate all patent litigation phases efficiently. We pride ourselves on cost-effective representation, ensuring clients stay within budget. With a tailored strategy based on client resources, experience, and business goals, Mei & Mark achieves successful outcomes in every case. Choose us for impactful, budget-conscious representation in IP matters.

  • Within Mei & Mark, our appellate team comprises accomplished attorneys with outstanding academic credentials and substantial legal expertise, bolstered by federal appellate clerkship experience. Renowned for our prowess, we have effectively advocated for clients in various Federal and state appellate courts, including but not limited to the Federal Circuit, D.C. Circuit, Eleventh Circuit, Ninth Circuit, Seventh Circuit, and Fourth Circuit. Trust us to bring a wealth of knowledge and skill to every appellate matter.

Mei & Mark clients rely on our unparalleled and dedicated Intellectual Property (IP) team. We specialize in safeguarding your innovations, trademarks, trade dress, copyright, and patents. Our experienced team ensures robust protection, strategic portfolio management, and provides expert guidance in navigating the dynamic landscape of intellectual property law. Trust our team to secure and maximize the value of your innovations.

  • Empower your innovation journey with Mei & Mark. Our experts streamline the patent process, offering tailored strategies, comprehensive portfolio management, and global reach. We navigate the complexities, ensuring your patents are strategically crafted, portfolios optimized, and global protection secured. Trust our experienced patent attorneys to elevate your intellectual property, delivering confidence and value for your innovations.

  • Rely on Mei & Mark to fortify your brand's distinctiveness through seamless trademark services. Our Trademark and Copyright team are commited to your confidence. Corporate clients entrust us with safeguarding their creative legacy through copyright protection, ensuring their intellectual property remains secure.

  • Fierce competition, the fluidity of employee movement, and the surge in spin-offs and startups underscore the paramount importance of safeguarding trade secrets. Trust our seasoned team to help you navigate this process.

  • Unlock the full potential of your intellectual property with tailored IP Management solutions from Mei & Mark. From patents to trademarks, we streamline the process, providing comprehensive strategies for optimal protection and value extraction. Propel your business forward with our confident IP stewardship.

  • Mei & Mark represents clients in all types of post-grant proceedings before the United States Patent and Trademark Office (USPTO), including inter parte review (IPR), covered business method review (CBM), post-grant review (PGR), supplemental examination, ex parte reexamination, and reissue applications.

  • Our attorneys are highly experienced in Entertainment Law, with vast experience litigating trademark, trade dress, copyright, and trade secret lawsuits in federal courts before judges and juries nationwide.

  • Mei & Mark handles complex commercial litigation including alter ego, successor liability, and unfair competition claims, and represents clients in matters involving international business disputes, including breach of contract actions and international debt collections.

  • While cannabis is legal in a majority of states at least for medical purposes, it remains--at least for now--illegal on the Federal level. In this grey and rapidly evolving legal environment, Mei & Mark has represented a wide-range of "plant-touching" and "ancillary business" cannabis clients in IP issues, including licensing cannabis cultivar ("strain") rights, state-level trademark enforcement, federal trademark applications and appeals, contentious patent matters, and obtaining patents Our dual experience and expertise in both IP and in the cannabis industry sets us apart.

Experience excellence by trusting the Mei & Mark Corporate team. Offering expertise in merger & acquisition brokerage, government contracting, entity formations, data privacy, and best business practices across a variety of sectors, our corporate attorneys can assist with every aspect of your corporation.

  • Experience excellence with the corporate legal expertise at Mei & Mark. We have crafted a variety of Merger & Acqusition (M&A) contracts, providing individualized strategies for due diligence, contract negotiation, and regulatory compliance. With the meticulous legal guidance of our corporate practice, we ensure our corporate clients' M&A journeys are successful and timely.

  • Unlock exclusive solutions for your financial endeavors with our specialized Capital Markets corprate expertise. Whether it's investment strategies, risk management, or market navigation, rely on the precise guidance from Mei & Mark for a prosperous financial future.

  • With the guidance of our corporate practice, navigate the complexities of commercial lending with confidence. Our legal experts specialize in providing customized counsel, ensuring your transactions are seamless, compliant, and poised for success. Partner with Mei & Mark for a sound legal foundation in your financial pursuits.

  • Our corporate clients trust our corporate tax strategies to align seamlessly with their business objectives. Our seasoned attorneys have a wide array of experience navigating complex corporate tax law. We always provide optimal solutions to optimize your tax position and ensure compliance. Elevate your corporate financial strategy with our expert support.

  • Elevate your executive compensation strategy with the dedicated legal counsel at Mei & Mark, designed not only to ensure compliance and precision structuring, but also to actively contribute to the growth of your business. Our specialized team offers exclusive access to leaders in their corporate sectors, offering our clients strategic advice, navigating intricate regulatory landscapes, and safeguarding executive interests. With our counseling and compensation services, Mei & mark can help you foster corporate success, contributing to the expansion of your company.

  • Navigate the intricate realm of government contracts with confidence with the expert legal counsel at Mei & Mark. We provide comprehensive guidance, ensuring compliance, mitigating risks, and maximizing opportunities. Corporate clients partner with us for a guaranteed robust legal foundation in government contract ventures.

  • Our corporate legal experts can help you navigate the evolving landscape of data privacy and security. We specialize in crafting vigorous data security strategies, ensuring compliance, and safeguarding your sensitive information. Trust us to be your vigilant legal guardians in the rapidly changing digital realm.

  • Trust Mei & mark to be your dedicated legal partners in the digital age. In the dynamic arena of intellectual property and tech transactions, our attorneys provide deliberate counsel. From patents to licensing agreements, we safeguard your innovations, ensuring seamless and legally sound technological transactions.

  • Plot your course through the unique legal landscape of medical and wellness business practices. At Mei & Mark, we offer expertise in healthcare regulations, compliance, and counsel tailored to the intricacies of your industry. We are our clients' dedicated legal partners in fostering a resilient and legally compliant business practice.

In the rapidly evolving landscape of Artificial Intelligence (AI), legal professionals will need to understand how to balance the benefits with the potential risks and ethical questions of AI and Machine Learning (ML). The specialized AI team at Mei & Mark is on the forefront of these complex challenges. We help clients maintain compliance with current regulations on AI and monitor the widespread growth of generative tools such as chatGPT, all while mitigating the risks for infringement and other potential legal implications.

Mei & Mark's founding partner Lei Mei, along with several other Chinese-speaking attorneys and legal professionals, connect Mei & Mark from our nationwide presence here in the United States to an even larger, more globalized legal network abroad, leveraged by our offices and services available in China.

  • Unlock comprehensive legal support with General Counseling services, backed by a dedicated team and fortified by our strategic presence in China. From navigating regulatory landscapes to offering specialized guidance in Intellectual Property and patent matters, trust our team to guide your business strategically, ensuring strong legal foundations and leveraging our local presence for effective and distinctive support.

  • With the expert legal counsel of Mei & Mark, our international and Chinese clients trust us to embark on seamless interactions with government authorities. We specialize in cultivating strong government relations, ensuring regulatory compliance, and providing precise advice. Our comprehensive services include navigating bureaucratic processes, offering cultural insights, and facilitating effective communication. Trust Mei & Mark to be your dedicated legal partner, ensuring a successful and harmonious relationship with Chinese government entities.

  • Thrive in China's competitive landscape with our focused Antitrust and Competition legal strategies. Benefit from tailored compliance, risk assessments, and nuanced advice. The seasoned team at Mei & Mark excels at navigating regulatory intricacies, ensuring legal alignment and maximizing competitive advantages for success.

* grIP Venture Studio is a world-class organization of integrated professional and sector specialists who advise venture capital investors and emerging companies on comprehensive growth strategies. grIP can collaborate with select Mei & Mark attorneys with experience in founding or working in-house at startups.

* (Third-party Services) grIP Venture Studio is run independently from Mei & Mark LLP. grIP team members are fully independent from Mei & Mark LLP, are not partners, employees, or agents of Mei & Mark LLP and participate in grIP in their individual capacities. Attorney-client privilege may be limited to Mei & Mark LLP attorneys and may not extend to other grIP team members.