ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,781,280, issued on Nov. 3, was assigned to LEICA MICROSYSTEMS CMS GMBH (Wetzlar, Germany).

"Marker and method for analysing biological samples" was invented by Soeren Alsheimer (Wetzlar, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A marker for marking a biological sample or a discrete entity including the biological sample includes an oligonucleotide nanostructure backbone with a plurality of attachment sites at predetermined positions, a plurality of labels for attachment to at least one of the attachment sites, and at least a first orientation indicator and a second orientation indicator. Each label includes at least one dye, an encoding oli...