LTBR ▼ -0.5% - Lightbridge Corporation $LTBR - Lightbridge Receives Notice of Allowance on New Japanese Patent Covering Multi-Zone Fuel Element and 3D Printing Method Lightbridge received a notice of allowance for a new Japanese patent covering its multi-zone fuel element and 3D printing method, a development that typically strengthens its intellectual property portfolio in a key market. Despite the patent grant, shares fell 0.5% today, suggesting investors may have already priced in the intellectual property protection or were focused on other market factors. 01-SEP-2026 07:01 AM ET