Law Commons^™

Amending Patent Claims, Gregory Reilly

All Faculty Scholarship

Patent claims traditionally have been freely amendable to overcome a finding of unpatentability. For that reason, the Patent Office’s restrictive approach to amendments in new post-issuance review proceedings created by the America Invents Act provoked strident criticism; generated administrative, statutory, and constitutional challenges; and fractured the Federal Circuit. This Article supplies the comprehensive evaluation of the costs and benefits of patent claimamendments, both in examination and post-issuance, surprisingly missing in the literature.The results are mixed. Amendments in initial examination are less clearly warranted than commonly thought, with the costs – primarily problematic drafting incentives – often overlooked and the benefits …