ALEXANDRIA, Va., March 29 -- Advanced Filtration Technologies, Tallahassee, Florida, has been assigned a patent (9,604,162) developed by two co-inventors for a "rotary disc filter device." The co-inventors are Marcus Hoefken, Erlangen, Germany, and Thomas Hagspiel, Postbauer-Heng, Germany.

The patent application was filed on April 11, 2014 (14/251,356). 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=%2Fnet . . .