The file →
- Magpul Industries Corp. v. Mission First Tactical Group, Inc., involving attorney Brian E. Mitchell.
- Mitchell used two AI tools to draft and review a Joint Claim Construction Chart that hallucinated patent specification and prosecution history citations.
- The USPTO issued a public reprimand for professional conduct violations, while the district court imposed no sanctions.
- The case was before the U.S. District Court for the Eastern District of Pennsylvania, followed by USPTO disciplinary proceedings.
- The USPTO final order was issued July 27, 2026, marking a notable disciplinary action for AI-generated hallucinations in the patent record.