ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,534,917, issued on Jan. 27.
"Moisture detection and indicator system and method of use while maintaining roof membrane integrity" was invented by Robert B Ladick (Abbotsford, Canada) and Steven M Ladick (Abbotsford, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system, method and apparatus for detecting moisture leaks in roofs and for providing a visual alert regarding such leaks, and which does not require puncturing or compromise of the roof membrane, comprises a dual part moisture detection and indicator system which comprises a wicking sensor, a wicking portion, a non-electronic trigger portion below the membrane, which is enabled to recei...