establishing contractual obligations by at least some contributors of {HEAD ~ the idea contributions} to {TAIL ~ the database} to transfer property rights to inventions derived at least in part from the contributed ideas to a transferee 
establishing contractual obligations by at least some contributors of { HEAD ~ the idea contributions } to { TAIL ~ the database } to transfer property rights to inventions derived at least in part from the contributed ideas to a transferee
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH