FIELD SYSTEMS RESEARCH - INTELLECTUAL PROPERTY INFORMATION
The following FIELD SYSTEMS RESEARCH, LLC (“FSR”) products are protected by patents as indicated. This website is provided to satisfy the virtual patent marking provisions of various jurisdictions including the virtual patent marking provisions of the America Invents Act. The following list of products may not be all inclusive, and other FSR products not listed here may be protected by one or more patents or applications that are currently pending.
Air-Lock® Centerlock® indicator with center mounted, double slit, tapered screw system
United States Patent No. 8,950,107 and patent pending
Air-Lock® Trapped Air and EVA Foam indicator with slit screw attachment system
United States Patent No. 8,950,107
Depth Skru ™ Magnetic Weight system and slit screw attachment system
United States Patent No. 8,950,107 and United States Patent No. 9,867,365
Depth Skru ™ adjustable, valved balloon indicator system and slit screw attaching system
United States Patent No. 8,950,107 and United States Patent No. 11,109,580