ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,533,061, issued on Jan. 27, was assigned to Becton Dickinson and Co. (Franklin Lakes, N.J.).

"Blood sample management using open cell foam" was invented by Milan Ivosevic (Kinnelon, N.J.), Alexander James Blake (Ridgewood, N.J.) and Ryan W. Muthard (Wynnewood, Pa.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A specimen mixing and transfer device adapted to receive a sample is disclosed. The specimen mixing and transfer device includes a housing, a material including pores that is disposed within the housing, and a dry anticoagulant powder within the pores of the material. In one embodiment, the material is a sponge material. In other embodiments, the ...