6 known cases. View patent page →
IPA Technologies Inc. sued Microsoft Corp. in D. Del. listing US 6,523,061 among asserted patents. The case was stayed with the Google case pending IPR in January 2020.
IPA Technologies Inc. sued ZTE (USA) Inc. in D. Del. accusing ZTE Android devices with Google Now of infringing US 6,523,061 and US 6,742,021. The case was closed.
IPA Technologies, Inc. sued ZTE Corp. and ZTE (USA), Inc. in S.D. Cal. asserting US 6,523,061 and US 6,742,021.
IPA Technologies, Inc. filed a related S.D. Cal. case, docket 3:17-cv-01307, listed under the same family and likely asserting US 6,523,061; defendant and outcome were not verified.
IPA asserted the Halverson patents, including 6757718, against Amazon and Amazon Digital Services in D. Del. On January 18, 2019, the court dismissed the '718, '021, and '061 claims under §101/Alice, while denying dismissal as to the Cheyer patents. The case proceeded on the Cheyer patents and final judgment of non-infringement was entered for Amazon on October 28, 2021; the appeal did not include '718.
IPA sued Microsoft in D. Del., originally asserting the Halverson patents including 6757718; a Second Amended Complaint added the Cheyer patents '115, '560, and '128, accusing Microsoft's Cortana. On January 18, 2019, the '718, '021, and '061 claims were dismissed under §101/Alice. The case continued on the surviving Cheyer patents and later involved summary-judgment/Daubert and Federal Circuit activity.