Posts Tagged: "ex parte tanaka"

BPAI Rules Reissue Improper When Only Adding Narrower Claims

Reissue practice and reissue oaths are plagued by the tortured language of 35 U.S.C. § 251.  Having suffered through 3 related reissues myself, I’ve often referred to this language in 35 U.S.C. § 251 as being something “other than English.”  An expanded panel of the Patent Office Board of Appeals and Interferences (Board) in Ex parte Tanaka had to decide…