Common use of Development and Commercialization License Clause in Contracts

Development and Commercialization License. Subject to the terms and conditions of this Agreement, on a Research Program Target-by-Research Program Target basis and effective on the ImmunoGen Option Exercise Date for such Research Program Target, (a) the Licensed Intellectual Property (as defined in the ImmunoGen License Agreement) shall be licensed by CytomX to ImmunoGen with respect to the Research Program Target specified in the Option Exercise Notice (each, an “ImmunoGen Licensed Target”) on the terms and subject to the conditions set forth in the ImmunoGen License Agreement, and (b) the foregoing Development and Commercialization License shall be effective as of the ImmunoGen Option Exercise Date. CytomX shall deliver to ImmunoGen, ***Certain information contained herein has been omitted and filed separately with the Securities and Exchange Commission. Confidential treatment has been requested with respect to the omitted portions. within ten (10) Business Days following the ImmunoGen Option Exercise Date, an ImmunoGen License Agreement executed on behalf of CytomX in which CytomX has (i) inserted the name and unique UniProtKB/Swiss Prot accession number of the applicable ImmunoGen Licensed Target in Schedule A of the ImmunoGen License Agreement, and (ii) inserted the ImmunoGen Option Exercise Date as the effective date of the ImmunoGen License Agreement. If either Party fails to deliver an executed copy of the ImmunoGen License Agreement as described above, CytomX shall nevertheless be deemed to have granted ImmunoGen the rights with respect to the ImmunoGen Licensed Target consistent with the ImmunoGen License Agreement.

Development and Commercialization License. Subject to the terms and conditions of this Agreement, on a Research Program Target-by-Research Program Target basis and effective on the ImmunoGen Option Exercise Date for such Research Program Target, (a) the Licensed Intellectual Property (as defined in the ImmunoGen License Agreement) shall be licensed by CytomX to ImmunoGen with respect to the Research Program Target specified in the Option Exercise Notice (each, an “ImmunoGen Licensed Target”) on the terms and subject to the conditions set forth in the ImmunoGen License Agreement, and (b) the foregoing Development and Commercialization License shall be effective as of the ImmunoGen Option Exercise Date. CytomX shall deliver to ImmunoGen, ***Certain information contained herein has been omitted and filed separately with the Securities and Exchange Commission. Confidential treatment has been requested with respect to the omitted portions. within ten (10) Business Days following the ImmunoGen Option Exercise Date, an ImmunoGen License Agreement executed on behalf of CytomX in which CytomX has (i) inserted the name and unique UniProtKB/Swiss Prot accession number of the applicable ImmunoGen Licensed Target in Schedule A of the ImmunoGen License Agreement, and (ii) inserted the ImmunoGen Option Exercise Date as the effective date of the ImmunoGen License Agreement. If either Party fails to deliver an executed copy of the ImmunoGen License ***Certain information contained herein has been omitted and filed separately with the Securities and Exchange Commission. Confidential treatment has been requested with respect to the omitted portions. Agreement as described above, CytomX shall nevertheless be deemed to have granted ImmunoGen the rights with respect to the ImmunoGen Licensed Target consistent with the ImmunoGen License Agreement.

Development and Commercialization License. Subject to the terms and conditions of this Agreement, on a Research Program Target-by-Research Program Target basis and effective on the ImmunoGen Option Exercise Date for such Research Program Target, (a) the Licensed Intellectual Property (as defined in the ImmunoGen License Agreement) shall be licensed by CytomX to ***Certain information contained herein has been omitted and filed separately with the Securities and Exchange Commission. Confidential treatment has been requested with respect to the omitted portions. ImmunoGen with respect to the Research Program Target specified in the Option Exercise Notice (each, an “ImmunoGen Licensed Target”) on the terms and subject to the conditions set forth in the ImmunoGen License Agreement, and (b) the foregoing Development and Commercialization License shall be effective as of the ImmunoGen Option Exercise Date. CytomX shall deliver to ImmunoGen, ***Certain information contained herein has been omitted and filed separately with the Securities and Exchange Commission. Confidential treatment has been requested with respect to the omitted portions. within ten (10) Business Days following the ImmunoGen Option Exercise Date, an ImmunoGen License Agreement executed on behalf of CytomX in which CytomX has (i) inserted the name and unique UniProtKB/Swiss Prot accession number of the applicable ImmunoGen Licensed Target in Schedule A of the ImmunoGen License Agreement, and (ii) inserted the ImmunoGen Option Exercise Date as the effective date of the ImmunoGen License Agreement. If either Party fails to deliver an executed copy of the ImmunoGen License Agreement as described above, CytomX shall nevertheless be deemed to have granted ImmunoGen the rights with respect to the ImmunoGen Licensed Target consistent with the ImmunoGen License Agreement.

Development and Commercialization License. Subject to the terms and conditions of this Agreement, on a Research Program Target-by-Research Program Target basis and effective on the ImmunoGen Option Exercise Date for such Research Program Target, (a) the Licensed Intellectual Property (as defined in the ImmunoGen License Agreement) shall be licensed by CytomX to ImmunoGen with respect to the Research Program Target specified in the Option Exercise Notice (each, an “ImmunoGen Licensed Target”) on the terms and subject to the conditions set forth in the ImmunoGen License Agreement, and (b) the foregoing Development and Commercialization License shall be effective as of the ImmunoGen Option Exercise Date. CytomX shall deliver to ImmunoGen, ***Certain information contained herein has been omitted and filed separately with the Securities and Exchange Commission. Confidential treatment has been requested with respect to the omitted portions. within ten (10) Business Days following the ImmunoGen Option Exercise Date, an ImmunoGen License Agreement executed on behalf of CytomX in which CytomX has (i) inserted the name and unique UniProtKB/Swiss Prot accession number of the applicable ImmunoGen Licensed Target in Schedule A of the ImmunoGen License Agreement, and (ii) inserted the ImmunoGen Option Exercise Date as the effective date of the ImmunoGen License Agreement. If either Party fails to deliver an executed copy of the ImmunoGen License Agreement as described above, CytomX shall nevertheless be deemed to have granted ImmunoGen the rights with respect to the ImmunoGen Licensed Target consistent with the ImmunoGen License Agreement. ***Certain information contained herein has been omitted and filed separately with the Securities and Exchange Commission. Confidential treatment has been requested with respect to the omitted portions.