By: Campbell Chiang Inventorship is a required component of patents issued in the United States, and the penalty for filing a patent with incorrect inventorship is harsh: possible invalidation of the entire patent. This iBrief explores the background on inventorship in the United States patent system, and various remedies such as 35 U.S.C. §116, 35 U.S.C. §256, and interference proceedings in correcting errors in inventorship. This iBrief will then discuss the usefulness of these various remedies to a putative inventor who was left off the inventorship of a patent. Download Full Article (PDF) Cite: 2003 Duke L. & Tech. Rev. 0020