ALEXANDRIA, Va., March 17 -- United States Patent no. 12,577,835, issued on March 17, was assigned to UTILICOR TECHNOLOGIES INC. (Toronto).
"Mobile coring machine with adjustable mast" was invented by Jeffrey Haas (Toronto) and Andrew Leslie Pollock (Toronto).
According to the abstract* released by the U.S. Patent & Trademark Office: "A mobile coring apparatus includes a machine frame including a mount, a mast pivotally connected to the mount and a coring assembly coupled to the mast. The coring assembly is configured to drive a core bit for coring through a surface. The pivotable mast allows for the core bit to remain perpendicular with the horizon when the mobile coring apparatus is used on an angled surface."
The patent was filed on A...