definiens: means direct costs, excluding internal labor costs . Ligan d may elect in writing to disclaim all interest in any jointly invented In vention, in which case ( a ) such Invention will be solely owned by [COMPANY], and [COMPANY] will cooperate to assure [COMPANY] 's sole ownership, ( b ) L igand will have no further interest in such Invention, by ownership, l icense or otherwise, and ( c ) [COMPANY] will not be responsible for reimbursing [COMPANY] for any expenses incurred by [COMPANY] from and after the date that Or ganon receives [COMPANY] 's written disclaimer . [COMPANY] may elect in writing to disclaim all interest in any jointly invented Inventions, in which case ( i ) such Invention will be solely owned by [COMPANY] and [COMPANY] shall be solel y liable for any expenses incurred with respect to such Invention af ter [COMPANY] 's disclaimer, and [COMPANY] will cooperate to assure Li gand 's sole ownership, ( ii ) [COMPANY] will have no further interest in such Invention, by ownership, license or otherwise, and ( iii ) [COMPANY] will, at Li gand 's cost and request, continue the preparation, filing and prosecution of the relevant patent application(s ) for up to four weeks following Organ on 's delivery of written disclaimer, if failure to so continue would have a material adverse impact on such patent application(s )