Document 82op4Z0zxpwDGm7OZN95DXMak

M, $. Un COUNSELOR AT LAW PATENT ATTORNEY C. y. CHEN T. L. CHANG Y 9. LIN S. Y. FANG C. F. CHCN C, Y. LIN W. L-. KDQ H. <3..CHEN iTAIW7AWN INTERNATIONAL PATENT L OFFICE 7TH FLO<?fe. WE 3HEKI6 FIRST BUILDING NO., 123. NANKING EAST ROAD. SEC. 2 TAIPEI. TAIWAN. REPUBLIC OF CHINA RECEIVES) . cAPR 13TEL: (02) $51-2811 (Dial in) P. O. BOX NO. 33-243 TAIPEI. TAIWAN, R. O, CABLE ADDRESS: PATENT TAIPEI TELEXES: 22775 PATENT. 2SO09 TIPLO FACSIMILE: 02-521-6711 (GII OR Gill) 198? Y. CHUANG LM.JOO W. J. LEE W, L. UN B. CL UN P. y. UN S. T. MOK Y. S. FAN Y. P. SU S. T. YANG H. J. YANG Mr. David. J. Gould E. I. Du Pont de Nemours and Company Legal Department, Patent Records Center 1007 Market Street Wilmington, DE 19898 U. S. A. Date: March 31, 1987 Our Case No. 89346 <W#s j e c e i v e d Dear Sirs: Re: Taiwan Paitent Application Mftm APR 09 1987 Your Ref. No. H 1361 CHAO Title: Method ;for purifying ti02 ore PATENT BEC0HDS " We thank you for your Order Letter dated Mar(A 6, 1987 with the enclosures. GK We have filed the* subject application on March 31, 198^q ^ enclose herewith one_______copy/oopse* of application form as filed EJ Official Filing Receipt will be sent to you when issued. We shall file the subject application as instructed and report to you in due course, 0 All required documents are complete. O The following documents are outstanding, please send it/them to this office before Power of Attorney Oath DAssignment The applicant's Certificate of Corporation/or Nationality (to be authenticated by an authorized agency of Republic of China at O Our country is not a member of Paris Convention and therefore no priority can be claimed. If there is a basic application, please let us know the name of its country filing number and filing date. There is no need to send us the certified copy of foreign corresponding Patent Application. Erie /hi - j7- Very truly yours, TAIWAN INTERNATIONAL PATENT & LAW OFFICE M. S. Lin / Attorney-at-la w/ LAm Li-hJtn m $. *1m P n 7k :b m)353-5474 '*S. N 30883