The Patent Trial and Appeal Board said that challenged claims of MicroSurgical Technology Inc.'s patent directed to a dual blade device and method usable for performing an ab interno procedure within a human eye to remove a strip of trabecular meshwork tissue are unpatentable as anticipated by and obvious over prior art, in an inter partes review by New World Medical Inc. The board said that the challenged claims are anticipated by and obvious over a paper from a glaucoma symposium that describes a surgical method of goniotrabeculotomy which achieves a section of the trabecular meshwork without damage to the ...
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