ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,469,567, issued on Nov. 11, was assigned to Sandisk Technologies Inc. (Milpitas, Calif.).

"Open block detection using current consumption peak during fourth time period of read operation and method of lowering current consumption for non-volatile memory apparatus" was invented by Parth Amin (Fremont, Calif.), Xiangying Deng (Milpitas, Calif.) and Nidhi Agrawal (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A memory apparatus and method of operation are provided. The apparatus includes memory cells configured to retain a threshold voltage and disposed in memory holes coupled to bit lines and grouped into blocks. A control means is confi...