ALEXANDRIA, Va., July 15 -- United States Patent no. 12,662,807, issued on June 23, was assigned to PRAK ENERGY INC. (McLean, Va.).
"Construction system for erecting high-rise load-bearing frame structure" was invented by Petr Kropotin (Almaty, Kazakhstan) and Ruslan Sokolov (Almaty, Kazakhstan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A construction system for erecting a high-rise load-bearing frame structure. The system provides a plurality of columns that are connected by at least one beam. The system further contains a plurality of lifting assemblies with at least one post. Each lifting assembly is configured to vertically displace at least one column of the plurality of columns. The system can also...