Assignor Estoppel

The patent law doctrine preventing an inventor from challenging the validity of a patent they sold.

1. Minerva Surgical, Inc. v. Hologic, Inc.

2. Jurisdiction: United States (June 29, 2021)
3. Victims<![CDATA[无]]>Defendants<![CDATA[Hologic, Inc.]]>Plaintiffs<![CDATA[Minerva Surgical, Inc.]]>Investigators<![CDATA[无]]>Prosecutors<![CDATA[无]]>Defense Attorneys<![CDATA[无]]>Plaintiff Attorneys<![CDATA[无]]>Judges<![CDATA[John Roberts]]><![CDATA[Elena Kagan]]>Institutions<![CDATA[Supreme Court of the United States]]><![CDATA[United States Court of Appeals for the Federal Circuit]]>
4. Case Tags: Patent Infringement;Assignor Estoppel;Medical Device Litigation;Supreme Court Patent Law