definiens: means all present and/or futu re patents ( including inventor 's certificates ) and all present and/or fut ure applications ( including provisional applications ) therefor throughout the w orld as the case may be, and substitutions, extensions, reissues, renewals, divi sions, continuations, or continuation - in - part thereof or therefor, owned or controlled ( either fully or partially ) by Arena, or under which Arena may grant licenses or sublicenses, to the extent they are directed to ( 1 ) Arena Activatio n Technology applied to [COMPANY] Activated Receptor(s ) and/or ( 2 ) Arena Act ivated Receptor(s ) and/or ( 3 ) [COMPANY] Receptor Assay(s ) and/or ( 4 ) CART Identifi ed Compound and/or ( 5 ) Drug Product and/or ( 6 ) Screening Assay . It is understoo d that [COMPANY] 's exclusive patent right on [COMPANY] Library Compound described in the Section 4.1(c ) hereof shall be excluded from the scope of Arena Patent Ri ght . A list of Arena Patent Rights shall be attached hereto as APPENDIX B as of the Effective Date and Arena shall update APPENDIX B from time to time during th e terms of this Agreement by sending [COMPANY] such updated APPENDIX B and also t he updated APPENDIX B as of the end of December in each year within one ( 1 ) mon th after such date