LWRC files lawsuit against SIG Sauer over SIG516 Rifle

    LWRC Interational, manufacturer of AR-15 rifles for consumers and military, are suing SIG Sauer. LWRC claims SIG’s SIG516 line of piston-operated AR-15 rifles infringes upon their U.S. patent #7461581 “Self-cleaning gas operating system for a firearm”.

    SIG516 Patrol Rifle

    LWRC claims it is suffering irreparable damage and is asking the court for a preliminary injunction to prevent further infringement of their IP.

    At least in the firearm industry, cases like these are almost always settled out of court. (more…)

    Steve Johnson

    I founded TFB in 2007 and over 10 years worked tirelessly, with the help of my team, to build it up into the largest gun blog online. I retired as Editor in Chief in 2017. During my decade at TFB I was fortunate to work with the most amazing talented writers and genuinely good people!