The Obligor shall take all steps reasonably necessary to protect, maintain, enforce and defend the validity and enforceability of the Intellectual Property at all times, including pursuing to grant the currently pending patent and trade-mark applications listed in the definition of Collateral above, and preventing the infringement of the Intellectual Property by any person, firm or corporation. At all times the Obligor shall use its best efforts to detect infringements of the Intellectual Property and promptly notify the Trustee in writing of all such infringements of which it becomes aware. The Obligor shall not allow any of the Intellectual Property to be abandoned, forfeited or dedicated to the public or to settle any allegation or claim 1) for infringement against any person, firm or corporation or 2) of patent invalidity by any person, firm or corporation without the prior written consent of the Trustee, such consent not to be unreasonably withheld.