PATENT COOPERATION TREATY From the INTERNATIONAL PRELIMINARY EXAMINING AUTHORITY PCT To: INVITATION TO PAY PRESCRIBED FEES TOGETHER WITH LATE PAYMENT FEE (PCT Rule 58bis) Date of mailing (day/month/year) Applicant’s or agent’s file reference PAYMENT DUE International application No. International filing date (day/month/year) within ONE MONTH from the above date of mailing Applicant 1. This International Preliminary Examining Authority has found that the prescribed fees (that is, preliminary examination and handling fees) have not been paid (in full), within the time limit prescribed under Rules 57 and 58 (see below for details of the calculation). 2. The applicant is hereby invited, within the time limit indicated above, to pay the total amount due indicated below: Preliminary examination fee Handling fee* P ______________________ H + ______________________ Total fees payable = ______________________ Amount paid – ______________________ Total unpaid fees = ______________________ + ________________________ = ____________________________ Late payment fee Total amount due * Applicants from certain States are entitled to a reduction of 90% of the handling fee. Where the applicant is (or all applicants are) so entitled, the amount to be entered at H is 10% of the handling fee. See Notes to the Fee Calculation Sheet annexed to the Demand Form, PCT/IPEA/401, for details. 3. Failure to pay the total amount due within the time limit indicated above may result in this Authority declaring that the demand is considered as if it had not been submitted (Rule 58bis.1(b)). 4. Additional observations (if any): A copy of this Invitation has been sent to the International Bureau. Name and mailing address of the IPEA Authorized officer Facsimile No. Telephone No. Form PCT/IPEA/440 (December 2011) American LegalNet, Inc. www.FormsWorkFlow.com