ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,509,802, issued on Dec. 30, was assigned to Cambridge Crops Inc. (Boston).

"Systems and methods for manufacturing a silk fibroin solution and powders containing silk fibroin" was invented by Amanda Baryshyan (Ipswich, Mass.), Nick Zhang (Newton, Mass.), Jesse Groner (Cambridge, Mass.), Adam Behrens (Boston), Nicole Marco (Somerville, Mass.), Samantha Roman (Cambridge, Mass.), Rebeca Lopez-Garcia (Mexico City), Lindsay Perrea (Allston, Mass.), Colin Preston (Salem, Mass.), Laith Abu-Taleb (Gaithersburg, Md.), Linda Michelle Rauch (Amherst, Mass.), Herve Irenee Garant III (West Bath, Maine) and John Patrick Ellersick (Cambridge, Mass.).

According to the abstract* released by the U.S. P...