definiens: means ( a ) the patents and patent applications listed on Schedule A ; and ( b ) ( i ) allcontinuations, divisionals, renewals and continuations - in - part ( to the extent the claims thereof are entirelysupported by one or more of the patents and patent applications listed on Schedule A to which it claimspriority ) claiming priority to the patents and patent applications described in clause ( a ), ( ii ) any othersubsequent filings in any country worldwide claiming priority to the patents and patent applicationsdescribed in clause ( a ) ( to the extent the claims thereof are entirely supported by one or more of the patentsand patent applications listed on Schedule A to which it claims priority ) ; and ( iii ) all letters of patentgranted with respect to any of the foregoing and patents of addition, restorations, extensions, supplementaryprotection certificates, registration or confirmation patents, reissues and re - examinations of any of theforegoing described in clauses ( b)(i ) and ( b)(ii ), each of the foregoing ( b)(i ) through ( b)(iii ), to the extentPfizer Controls such patents and patent applications