Cantor Colburn, the fastest growing patent law firm in the United States over the last 10 years (Juristat) and the 3rd largest patent law firm (IP Law360), offers a full range of intellectual property services to clients around the world. Our pharmaceutical and life sciences attorneys handle litigation, patent prosecution, inter partes reviews and other Patent Office review proceedings, opinions, landscapes, competitive intelligence, licensing and other transactional services, portfolio management and more. Cantor Colburn is the #1 law firm for handling Mayo/Myriad rejections (Juristat). Our attorneys have extensive experience in a wide variety of pharmaceutical and life science technologies, including chemistry, biochemistry, organic chemistry and pharmaceuticals. Cantor Colburn has substantial experience representing clients in Hatch-Waxman and related pharmaceutical litigation matters. We focus on securing intellectual property rights for drug discovery companies seeking to protect the early stage technology, as well as defending generic pharmaceutical companies against allegations of patent infringement, including those that arise out of ANDA filings. Cantor Colburn counsels its pharmaceutical clients even before suit is filed, providing guidance during the preparation of ANDAs, performing opinion work, and preparing Paragraph IV letters.