Soverain IP, LLC v. Episerver, Inc. et al DC

During August 2017, RPX completed one deal on behalf of its patent risk management network, obtaining rights to the patents involved either to end litigation against its members or to prevent it in the first place. The August acquisition occurred within the E-Commerce and Software market sector.

Verizon (2:17-cv-00386) is the latest defendant added to the litigation campaign of Soverain IP LLC, which began in March with a suits against Apple and Microsoft. The NPE added eleven more defendants in April, most recently suing Experian. Soverain IP has asserted six patents (5,708,780; 6,212,634; 6,279,112; 7,191,447; 8,606,900; 8,935,706) in the campaign, with all of them in suit against Microsoft alone. The NPE asserts the ‘634, ‘447, and ‘706 patents against Verizon. The patents generally relate to various aspects of network communications, Soverain IP identifying a long list of accused products, including various features of online communications products and protocols (e.g. permitting content download, issuing certificates as a part of secure communications, using proxy servers, etc.).

Soverain IP LLC has added a thirteenth defendant to its network communications campaign, filing suit against Experian (2:17-cv-00323). The NPE has asserted six patents (5,708,780; 6,212,634; 6,279,112; 7,191,447; 8,606,900; 8,935,706) in the campaign, with all of them in suit against only one defendant (Microsoft) so far. Soverain IP asserts the ‘112, ‘447, and ‘900 patents in this newest case, against Experian. The patents generally relate to various aspects of network communications, Soverain IP identifying a long list of accused products, including various features of online communications products and protocols (e.g. permitting content download, issuing certificates as a part of secure communications, using proxy servers, etc.).

Soverain IP LLC has expanded the litigation campaign that it began roughly one month ago with suits against Apple and Microsoft by adding new cases against AT&T (2:17-cv-00293), CenturyLink (2:17-cv-00289), Charter Communications (2:17-cv-00301), Datapipe (2:17-cv-00292), Episerver (2:17-cv-00291), Kohl’s (2:17-cv-00320), SDL (2:17-cv-00294), Staples (2:17-cv-00311), Target (2:17-cv-00307), and Wal-Mart (2:17-cv-00306). The NPE has asserted six patents (5,708,780; 6,212,634; 6,279,112; 7,191,447; 8,606,900; 8,935,706) in the campaign, with all of them in suit against Microsoft only. The patents generally relate to various aspects of network communications, Soverain IP identifying a long list of accused products, including various features of online communications products and protocols (e.g. permitting content download, issuing certificates as a part of secure communications, using proxy servers, etc.).

Another Texas NPE managed by patent attorney Stephen McArthur has launched a litigation campaign. Soverain IP LLC has accused Microsoft (2:17-cv-00204) of infringing six patents (5,708,780; 6,212,634; 6,279,112; 7,191,447; 8,606,900; 8,935,706) and Apple (2:17-cv-00207) of infringing four of them (the ‘780, ‘634, ‘447, and ‘706 patents). The patents generally relate to various aspects of network communications, and the NPE identifies a wide list of accused products for each defendant. Soverain IP’s voluminous complaints detail the development of the patents-in-suit, which belong to a portfolio with members that have been previously litigated in the Eastern District of Texas.