definiens: [COMPANY] Know - How " shall mean all Infor mation and Inventions in the Control of [COMPANY], during the period of time commenc ing on December 27, 1999, and ending on the last day of the Term, and which Infor mation and Inventions are necessary for the use of the [COMPANY] Mice, any Antibo dy derived from [COMPANY] Mice, or any Antibody Product containing such Antibody, a nd / or the performance of activities covered by the [COMPANY] Patent Rights and a re not generally known, but only to the extent conceived, reduced to practice o r otherwise developed by one or more employees or agents of [COMPANY] and/or [COMPANY] A ffiliates, including, without limitation : ( a ) biological, chemical, pharmacologic al, toxicological, pharmaceutical, physical and analytical, clinical, safety and quality control data and information necessary to reproduce, raise or use the [COMPANY] Mice or Antibodies, cells or nucleic acids originally obtai ned, isolated, identified, or derived from one or more of the [COMPANY] Mice ; and ( b ) assays and methodologies necessary for the use of the [COMPANY] Mice ; provided, however, that excludes any Excluded Know - How, KM Know - H ow and any Information and Inventions to the extent claimed by the [COMPANY] Paten t Rights