Common use of Third Party Collaborations Clause in Contracts

Third Party Collaborations. LeukoSite agrees that it will not assist any third party, nor permit any third party to use any of its technology, data, information or inventions (whether or not patentable), in connection with the research, development or commercialization of any compound that has a similar structure to a compound that at the later of (i) the time of discovery of such third party's compound or (ii) the date that LeukoSite is to become first involved in the research or development or commercialization of such third party compound is the subject of active research, development or commercialization by Warner or one of its licensees under this Agreement. The foregoing shall apply only for so long as such compound remains subject to active research, development, clinical development or commercialization by Warner or one of its licensees under this Agreement.