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Proposed AIA Implementation Rules: Estoppel Against Ex Parte Reexamination

Posted by Courtenay Brinckerhoff on Posted in Patent Reform; USPTO Proposed Rule Changes

On January 5, 2012, the USPTO issued a Federal Register Notice with proposed rules to implement provisions of the America Invents Act relating to the citation of prior art and written statements in a granted patent.  While I wrote about those changes previously, the same rules package includes proposed changes to the ex parte reexamination rules that I write about here. The USPTO will consider written comments received by March 5, 2012. Continue reading this entry