Earlier this year, Gibbz Arms sent letters to all Magpul M-LOK licensees as well as suing Magpul for infringing on its patent.
http://soldiersystems.net/2016/03/01/gibbz-arms-modular-attachment-gama-goes-after-magpuls-m-lok-patent/
The two parties settled and Gibbz Arms will give related patents to Magpul.
http://soldiersystems.net/2016/12/14/magpul-and-gibbz-arms-settle-patent-infringement-lawsuit/
From: Soldier Systems Daily
