definiens: shall mean a claim under any patent application or granted patent anywhere in the world which generically but not specifically claims ( i ) any and all compounds ( and/or the use thereof ) which interact with or prevent interaction with a specified TARGET which is a COLLABORATION PRODUCT and/or ( ii ) any and all antibodies ( and/or the use thereof ) against a specific TARGET or THERAPEUTIC PROTEIN each of w hich is a COLLABORATION PRODUCT . The following are examples of : ( 1 ) a compound which interacts with, or is capable of interacting with, receptor X ; ( 2 ) a compound which prevents binding between or to rece ptor X and its ligand, ( 3 ) a process for activating receptor X, comprisin g : contacting receptor X with a 2 < PAGE > compound which binds thereto and activates the rec eptor ; ( 4 ) a process for preventing activation of receptor X comprising con tacting receptor X with a compound which prevents binding between receptor X and its ligand