Showing 6 of 6 news articles
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Network Signatures Sues FedEx
Network Signatures [NPE] files suit against FedEx over a patent related to inter-network authentication for verifying a sending host by a receiving host or an intermediate router or gateway. 4/21, Central District of California, 8:2011cv00630.
April 25, 2011
Network Signatures Sues Delta Air Lines
Network Signatures [NPE] files suit against Delta Air Lines over a patent related to inter-network authentication for verifying a sending host by a receiving host or an intermediate router or gateway. 4/21, Central District of California, 8:2011cv00631.
April 25, 2011
Network Signatures Inc v. PNC Financial Services Group Inc
Network Signatures [NPE] filed suit against PNC Financial Services Group over a patent related to digital signatures. 3/14, Central District of California, 8:2011cv00414. Network Signatures has filed 39 prior suits.
March 23, 2011
Network Signatures Sues U.S. Bancorp
Network Signatures [NPE] filed suit against U.S. Bancorp over one patent related to inter-network authentication for verifying a sending host by a receiving host or an intermediate router or gateway. 3/17, Central District of California 8:2011cv00435
March 22, 2011
Network Protection Sciences Sues Netsweeper
Network Protection Sciences [NPE] filed suit against Netsweeper over one patent related to providing a secure gateway between a private network and a potentially hostile network. 3/21, Eastern District of Texas, 2:2011cv00187
March 22, 2011
Network Signatures Sues American Airlines and United Parcel Service
Network Signatures filed two suits against American Airlines and United Parcel Service General Services Co. over an unspecified patent or patents, 2/2, 8:11cv187, 8:11cv186
February 3, 2011