ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,492,974, issued on Dec. 9, was assigned to IMMUNDIAGNOSTIK AG (Bensheim, Germany).
"Sorbent composition for pre-analytical treatment of samples" was invented by Franz-Paul Armbruster (Bobenheim-Roxheim, Germany) and Anja Helmschrodt (Bensheim, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for pre-analytical treatment of a serum or plasma sample from a patient suspected of suffering from oxidative stress, which includes contacting the sample with one or more microcapsules having a gelled alginate core and a semipermeable coating, where the alginate core includes dispersed receptors against an oxidised human parathyroid hormone (PTH) pept...