Finnegan, Henderson, Farabow, Garrett & Dunner, LLP | 20,418 followers on LinkedIn. Finnegan, the premier IP law firm that global companies trust to protect and advance their innovations. | When your most valuable assets are ideas, innovation, and brand—you need the best. Finnegan, a premier intellectual property law firm, is trusted by global leaders to protect and advance what sets them apart. With 11 offices across the globe, we bring local insight and global reach to every IP challenge.