definiens: means a ~ n - peptide PAl Age&hich has an@50 with respect to glycoprotein ( OP ) IIb-[Ira at least one hundred ( l00 ) times lower than its rcso with respect to glycoprotein ( OP ) av-~iJas measured by ~ e bindin!1assa ys described in Appendix 1 and either ( i ) is conceived~ discovered, synthesIzed or developed by COR or [COMPANY] and is within the scope of a claim of a patent or patent application ( or any division, continuation . continuation - In - part, reissue . extension or foreign counterpart thereot ) that I : ; based on an invention which is reduced to practice prior to the end of the Researclt.lerm or ( ii ) ~ to which rights were acquired by COR or [COMPANY] from a third party prior to I.~pril 30, 1995 on an absolute or contingent basis . As used herein, an invention of a Specific PAL Agent shall have been if any compound within any claim of the patent or patent application covering such invention has been synthesized or otherwise made and shown to be a ( £ ompetitive antagonist ( or a prodrug the active specie of which is a competitive antagonist ) of the binding of natural ligands to glycoprotein ( OP ) IIb - nlaJAs used herein, . ( i)~l prodrug ] which have thelSame active spec:§shall be treated as a[Ingle compoun4 and ( ii ) th~ ' designation of tl1e{iftive spec ~ as a Specific PAl Agent shall includel!TI prodru~ As used herein,/nOn - peptide refers to compounds whose structure does not include the linking thro ~ ih an amide bond of the carboxyl group of one . natural alpha amino acid to the alpha amino group of a second natural alpha amino ac3 8 . Section 2.44b shall be inserted foHowing Section 2.44a as follows : 2.44b " Specific : New Chemistry Compoundw means a Specific P AI Agen~ which compound ( i)~ believed in good faith by COR to be patentable notwithstanding any Patent RighY and ( ii ) either ( a ) is conceived, . discovered, . synthesized or developed by COR and is within the scope of a claim of a patentor patent application ( or any division, continuation . continuation - in·p~ reissue~ extension or foreign counterpart thereot ) that is based on an invention which is reduced to practice between ~ pril 30 " 19 ~ and ~ uary 1, 200~ or ( b ) as to which rights were acquired by COR from a third party between ~ priI30, 199§I and[anuary 1,200.:9 . on an absolute or contingent basis