Case: Patents/Anticipation & Obviousness (P.T.A.B.)

Challenged claims of Oxygenator Water Technologies Inc.'s patent that relates to the electrolytic generation of microbubbles of oxygen for increasing the oxygen content of flowing water and to the use of superoxygenated water to enhance the growth and yield of plants aren’t unpatentable as anticipated by or obvious over prior art, the Patent Trial and Appeal Board determined, in an inter partes review by Tennant Co. The board said that the challenged claims aren’t anticipated by and obvious over various combinations of prior art, including prior art titled “Aquarium Water Treatment Apparatus,” and that relates to a process and apparatus ...