ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,458,598, issued on Nov. 4, was assigned to MICROSOFT TECHNOLOGY LICENSING LLC (Redmond, Wash.).

"Polynucleotide encapsulation and preservation using self-assembling membranes" was invented by Karin Strauss (Seattle) and Bichlien Hoang Nguyen (Seattle).

According to the abstract* released by the U.S. Patent & Trademark Office: "Polynucleotides such as DNA are stored inside vesicles formed from self-assembling membranes. The vesicles may be protocells, liposomes, micelles, colloidosomes, proteinosomes, or coacervates. The vesicles may include surface functionalization to improve polynucleotide encapsulation and/or to bind polynucleotides having specific sequences. Encapsulation in vesic...