Common use of Subject to Section 9 Clause in Contracts

Subject to Section 9. 2.1, PMC shall be responsible at its sole expense for and shall control the preparation, filing, prosecution, grant and maintenance of any patents and patent applications having as subject matter an invention which is part of Results and which ownership is attributed to PMC in accordance with Section 9.1 hereof (the "PMC Research Patents"). PMC shall prepare, file, prosecute and maintain PMC Research Patents in food faith consistent with its customary patent policy and its reasonable business judgment, and shill consider in good faith the interests of CORIXA in so doing.

Subject to Section 9. 2.1, PMC shall be responsible at its sole expense for and shall control the preparation, filing, prosecution, grant and maintenance maintenance, of any patents and patent applications having as subject matter an invention which is part of Results and which ownership is attributed to PMC in accordance with Section 9.1 hereof a Joint Invention (the "PMC Joint Research Patents"). PMC shall prepare, file, prosecute and maintain PMC Research Patents such patent rights in food good faith consistent with its customary patent policy and its reasonable business judgment, and shill shall consider in good faith the interests of CORIXA in so doing. PMC and CORIXA shall share all patent costs in connection therewith on an equal basis.