Patent Cases filed in the Eighth Circuit Courts
AptusTech LLC v. Trimfoot Co., LLC
as 4:2020cv00478
Plaintiff: AptusTech LLC
Defendant: Trimfoot Co., LLC
Interested Party: Scott Woloson
Cause Of Action: 35 U.S.C. § 271
Kreg Enterprises, Inc. v. Clark et al
as 4:2017cv00256
Plaintiff: Kreg Enterprises, Inc.
Defendant: Scott L. Clark and Impakt Tools, L.L.C.
Cause Of Action: 15 U.S.C. § 1126
HVLPO2, LLC v. Oxygen Frog, LLC et al We have downloadable decisions or orders for this case
as 8:2015cv00176
Defendant: Scott D. Fleischman, Oxygen Frog, LLC and Stillwater Glass, LLC
Plaintiff: HVLPO2, LLC
Cause Of Action: 15 U.S.C. § 1126 Patent Infringement
Karl v. Purple Tree Technologies, Inc. et al
as 4:2011cv00598
Plaintiff: Maurice W Karl
Defendant: Purple Tree Technologies, Inc., David L Faiferlick, S Scott Straub and others
Cause Of Action: 35 U.S.C. § 271
Karl v. Purple Tree Technologies, Inc. et al We have downloadable decisions or orders for this case
as 2:2011cv00598
Plaintiff: Maurice W Karl
Defendant: Purple Tree Technologies, Inc., David L Faiferlick, S Scott Straub and others
Cause Of Action: 35 U.S.C. § 271
Veritec, Inc. et al v. Aurora Financial Systems, Inc. et al
as 0:2011cv00376
Plaintiff: Veritec, Inc. and Veritec Financial Systems, Inc.
Defendant: Aurora Financial Systems, Inc. , Smart SMS Corp., Scott A Stagg and others
Cause Of Action: 28 U.S.C. § 2201
Purple Tree Technologies, Inc. v. Karl
as 2:2011cv04016
Defendant: Maurice W Karl
Plaintiff: Purple Tree Technologies, Inc.
Counter_defendant: David L Faiferlick , S Scott Straub , Richard A McMillian and others
Counter_claimant: Maurice W Karl
Cause Of Action: 15 U.S.C. § 1126
Roller v. David Copperfield's Disappearing, Inc
as 0:2007cv01182
Plaintiff: Christopher Roller
Defendant: David Copperfield's Disappearing, Inc, David Copperfield's Disappearing, Inc, 3M Company and others
Cause Of Action: 35 U.S.C. § 271 Patent Infringement

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