United States Federal Circuit

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Emerachem Holdings, LLC v. Volkswagen Group of Am., Inc., 2016-1984

In an infringement action involving a patent claiming methods for regenerating a devitalized catalyst/absorber that has absorbed and oxidized nitrates and nitrites after extended exposure to pollutants in the combustion gases of engines, the Patent Trial and Appeal Board's decision that certain claims would have been obvious is: 1) affirmed as to certain claims where Campbell '558 is prior art under 35 U.S.C. section 102(e); and 2) vacated and remanded as to other claims where the Board violated the APA's requirements of notice and an opportunity to respond with regard to Stiles.

Appellate Information

  • Argued
  • Submitted
  • Decided
  • Published 2017/06/15




  • United States Federal Circuit


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