ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,547,589, issued on Feb. 10, was assigned to Cockroach Labs Inc. (New York).

"Systems and methods for block properties in log-structured merge tree storage" was invented by Sumeer Kumar Bhola (Brooklyn, N.Y.) and Jackson Blair Owens (Brooklyn, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for encoding block properties for data structures and filtering data structures using block properties are provided. A group of a plurality of key-value entries can be added to a data block of a data file. A block property indicative of attributes of the group of the plurality of key-value entries can be determined. The block property can be en...