definiens: means : ( a ) the patents listed in Exhibit 1.8 ; ( b ) a ny patent or patent application that claims priority to, and is a divisional, conti nuation, reissue, renewal, reexamination, substitut ion or extension of, any patent identified in ( a ) ; ( c ) any patents issuing on any patent application identifi ed in ( a ) or ( b ), including any reissues, renewals, reexaminations, s ubstitutions or extensions thereof ; ( d ) any claim o f a divisional, continuation or continuation - in - part ap plication or patent ( including any reissues, renewa ls, reexaminations, substitutions or extensions thereof ) that is entitled to the priority date of, and is directed specifically to subject matter specifically describ ed in, at least one of the patents or patent applic ations identified in ( a ), ( b ) or ( c ) ; ( e ) any foreign counterpart ( in cluding PCTs ) of any patent or patent application 2