35 U.S.C. § 387 - U.S. Code - Unannotated Title 35. Patents § 387. Relief from prescribed time limits

An applicant's failure to act within prescribed time limits in connection with requirements pertaining to an international design application may be excused as to the United States upon a showing satisfactory to the Director of unintentional delay and under such conditions, including a requirement for payment of the fee specified in section 41(a)(7), as may be prescribed by the Director.