ALEXANDRIA, Va., June 2 -- United States Patent no. 12,646,702, issued on June 2, was assigned to Micromass UK Ltd. (Wilmslow, Great Britain).

"Rapid evaporative ionisation mass spectrometry ("REIMS") and desorption electrospray ionisation mass spectrometry ("DESI-MS") analysis of swabs and biopsy samples" was invented by Zoltan Takats (Cambridge, Great Britain), Emrys Jones (Manchester, Great Britain), James Ian Langridge (Sale, Great Britain), Michael Raymond Morris (Glossop, Great Britain), Tamas Karancsi (Budapest, Hungary), Steven Derek Pringle (Hoddlesden, Great Britain), Julia Balog (Solymar, Hungary), Daniel Simon (Morichida, Hungary), Lajos Godorhazy (Erd, Hungary), Daniel Szalay (Budapest, Hungary), Keith Richardson (High Peak, G...