definiens: means, with respect to a Collaboration Compound, anyPatent in the Territory that claims or Covers an invention conceived or reduced to practice after the date on which theapplicable Anacor Compound or [COMPANY] Compound becomes such Collaboration Compound and before the date ( if any ) onwhich [COMPANY] exercises its PoC Option with respect to that Collaboration Compound or terminates the ResearchCollaboration under Section 2.4.1, 12.4.1, 12.5.2, 12.6.3(c ) or 13.7 ( thus rendering the Collaboration Compound a MedicisDevelopment Compound ) or expiration of the PoC Option with respect to such Collaboration Compound, and that ( a ) claimsthe composition of matter or method of making or use of such Collaboration Compound, or ( b ) Covers the making, havingmade, using, selling, offering for sale or importing of such Collaboration Compound