Patent Law Practice Center

Inter Partes Reexamination Mechanics And Results

Our friends at Birch, Stewart, Kolasch and Birch sent in this article discussing inter partes reexamination, a fairly new proceeding in the PTO.  This post is a comprehensive guide to practice before the PTO in inter partes reexamination.  The article covers topics such as what patents qualify for inter  partes reexamination, who can request the proceeding and how to demonstrate a substantial new questions of patentability.  Here is an excerpt and link to the full article.

 The Creation of the Inter Partes Reexamination Procedure and Goals Thereof   

Reexamination is a procedure established by statute which permits the USPTO to reconsider the patentability of the claims in the issued patent in view of prior art which was not considered in the original prosecution of the application. [1 ]The reexamination statute was amended on November 29, 1999 by Public Law 106-113.  Public Law 106-113 authorized the extension of reexamination proceedings via an optional inter partesreexaminaiton procedure in addition to the existing ex parte reexamination procedure.  The final rules to implement the statutory inter partes reexamination option was published in the Federal Register on December 7, 2000 [2] and in the Official Gazette on January 2, 2001. [3]  (more…)