patent 6,469,993. Holding by the court of appeals for the federal circuit The appeals court decided on September 20, 2010, that Netgear was not liable for infringement of US patents 6,018,642 and 6,469,993. Infringement of US patent 4,975,952 occurred in the four specific models for which Netgear's consumer support records recommended enabling packet fragmentation. References Further reading External links United States patent case law United States Court of Appeals for the Federal Circuit cases Wi-Fi 2010 in United States case law Fujitsu Netgear