ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,417,227, issued on Sept. 16, was assigned to Palantir Technologies Inc. (Denver).

"Row-level permissioning based on evaluated policies" was invented by Hannah Korus (Denver), Kevin Chen (Palo Alto, Calif.), Tushar Narayan (San Francisco) and Thomas Playford (London).

According to the abstract* released by the U.S. Patent & Trademark Office: "A computer system is disclosed that provides classification-based access controls at the dataset row-level. The system may perform operations including: ingesting a dataset, wherein the dataset comprises a table of rows and columns; determining a column of the table that includes permissions information; applying parsing rules to the column to d...