Headline: Federal Agencies May Not Challenge Patents in AIA Post-Issuance ProceedingsLink: https://www.lexology.com/library/detail.aspx?g=5d7a271c-d172-4f83-b00a-98a5fa309…Publication Date: Monday, June 17, 2019Primary Source: LexologyType: new media postFormat: New MediaNature of Mention: citedScholar: CatoResearch Area: Government and PoliticsLaw and Civil LibertiesSubjects: Return Mail Inc. v. United States Postal Service