ALEXANDRIA, Va., April 22 -- Carnegie Mellon University, Pittsburgh, has been assigned a patent (8,695,618) developed by Yong Tae Kim, Pittsburgh, William C. Messner, Pittsburgh, and Philip R. LeDuc, Pittsburgh, for a "3D chemical pattern control in 2D fluidics devices."

The patent application was filed on Dec. 22, 2011 (13/334,346). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=%2Fnetahtml%2FPTO%2Fsrchnu . . .