Apple Inc. filed an Inter Partes Review (IPR) petition on Wednesday March 25, 2015 against Enterprise Systems Technologies, S.a.r.l. for patent US7454201
Ardagh Glass Inc. filed Two Inter Partes Review (IPR) petitions on Wednesday March 25, 2015 against Culchrome, LLC for patents US5718737 and US6230521
Mercedes-Benz USA, LLC filed an Inter Partes Review (IPR) petition on Wednesday March 25, 2015 against SIGNAL IP, INC for patent US6775601