When did supplemental examination become available?

Supplemental examination became available on September 16, 2012. This new procedure was introduced as part of the Leahy-Smith America Invents Act (AIA). The MPEP states:

“Supplemental examination became available on September 16, 2012, as a result of new section 257 of Title 35, United States Code, which was added by Public Law 112-29, enacted on September 16, 2011, known as the Leahy-Smith America Invents Act (AIA).”

The rules of practice for supplemental examination were officially promulgated on August 14, 2012, and published in the Federal Register at 77 Fed. Reg. 48828-48853.

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Topics: MPEP 2800 - Supplemental Examination, MPEP 2801 - Introduction, Patent Law, Patent Procedure
Tags: AIA, patent law history, supplemental examination, USPTO procedures