Document x5abNN3wymd9QgrGaO89xo1jE

THE DOW CHEMICAL COMPANY MIDLAND, MICHIGAN 48640 July 28, 1967 Joseph J. Kelly Esq. Patent Attorney Patent Department J chns-Manville Research and Engineering Center Manville, New Jersey 08835 Re: Irradiated Plastic Pipe Proposal Dear Mr. Kelly: We had hoped to have some answer from you by now to my letter of May 12. Is there anything you can tell us about the status of the matter at the present time? Sincerely, THE DOW CHEMICAL COMPANY NJR:ey cc: Dr. Raymond F. Boyer N. Jerome Rudy, Counsel Licenses & Litigation Patent Department p*Ttm DEPT. MTC 017257