ALEXANDRIA, Va., June 25 -- United States Patent no. 12,336,696, issued on June 24, was assigned to Transmed7 LLC (Portola Valley, Calif.).

"Devices and methods for portable, adjunctive vacuum source and cytology/histology collection systems for biopsy devices" was invented by Paul A Vetter (Portola Valley, Calif.), Eugene H Vetter (Portola Valley, Calif.), Robert D Sauchyn (Regina, Canada) and James W Vetter (Portola Valley, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A universal, self-contained, self-powered, compact, external vacuum source and cytology or cytology and histology collection, storage, preservation and transport system device may be configured to couple to any suitable generic biops...