Keith concentrates in the preparation, prosecution and licensing of patent applications in the computer software, telecommunications, medical device, electrical and mechanical arts. He regularly prepares and prosecutes patent applications and provides non-infringement and invalidity opinions. Keith also advises clients on trademarks, copyrights in software, software development agreements, software licensing and other transactional matters.

During college, Keith worked as a software developer and technology consultant for a financial consulting company and various internet start-ups. Upon receiving his Bachelor of Science in Computer Science, Keith worked as a software engineer for a multinational telecommunications company where he developed wireless encryption technologies.

While attending law school, Keith was a lead articles editor for the New England Journal on Criminal and Civil Confinement and served as president of the Intellectual Property Law Association. Keith also completed internships at various law firms and one at a major internet domain broker where he handled trademark infringement disputes, click-fraud matters and issues related to breach of contract. He was chosen to serve as a judicial clerk at the Suffolk County Superior Court in Boston, Massachusetts, as part of his law school's Honors Judicial Clerkship program. Keith was also selected by the Department of the Navy’s Office of General Counsel to participate in the summer law clerk program.

After graduating from law school, Keith worked as a patent attorney for the Department of the Navy’s Office of General Counsel at the Office of Naval Research in Arlington, Virginia. By statute, the Office of Naval Research has the authority to dictate all intellectual property matters pertaining to the U.S. Navy and Marine Corps. While there, Keith developed a broad range of experience, including working with Navy scientists in patent prosecution, assisting the Department of Justice in patent infringement litigation and trade secret administrative claims and appeals, working on licensing matters with government contractors and inventors, and advising various Naval commands around the world on matters pertaining to copyrights, trade secrets, patents and intellectual property clauses in contracts. Keith also gained significant experience working with various universities and contractors in matters pertaining to the Bayh-Dole Act, Federal Acquisition Regulation and Defense Federal Acquisition Regulation Supplement clauses, technology transfer, and Cooperative Research and Development Agreements.