OFFICIAL GAZETTE of the UNITED STATES PATENT AND TRADEMARK OFFICE April 18, 2000 Volume 1233 Number 3 CONTENTS Page Patent and Trademark Office Notices Patent Cooperation Treaty (PCT) Information Notice of Maintenance Fees Payable Notice of Expiration of Patents Due to Failure to Pay Maintenance Fee Patents Reinstated Due to the Acceptance of a Late Maintenance Fee From 03/10/00 Reissue Applications Filed Commissioner Ordered Reexamination Requests for Reexamination Filed Notice Regarding Technical Center Box Issue Fee Mailings Service of Publication Registration to Practice 37 CFR 1.47 Notice by Publication Public Advisory Committees Disclaimers and Dedications Errata Certificates of Correction Summary of Final Decisions Issued by the Trademark Trial and Appeal Board Special Boxes for Mail Reference Collections of U.S. Patents Available for Public Use in Patent Depository Libraries Patent Technology Centers Condition of Trademark Applications Reexaminations Reissue Patents Granted (36,658) Plant Patents Granted (11,350) Patents Granted General and Mechanical (6,049,904) Chemical (6,051,033) Electrical (6,051,762) Design Patents Granted (422,774) Index of Patentees Indices of Reissue, Reexaminations, Design and Plant Patents Classification of Patents (Including Reissues and Reexaminations) Designs and Plants Applications Geographical Index of Residence of Inventors Patents (Including Reissues and Reexaminations) Designs and Plant Applications Change of Address Form Subscription Order Form The following are mailed under direction of the Superintendent of Documents, Government Printing Office, Washington, D.C., 20402, to whom all subscriptions should be made payable and all communications addressed. VISA or MasterCard may be used for telephone orders, (202)-512-1800. THE OFFICIAL GAZETTE (PATENT SECTION), issued weekly. Stock No. 703-033-00000-8 THE OFFICIAL GAZETTE (TRADEMARK SECTION), issued weekly. Stock No. 703-034-00000-4 PATENT AND TRADEMARK OFFICE NOTICES, issued weekly. Stock No. 703-035-00000-1 GENERAL INFORMATION concerning PATENTS. Stock No. 003-004-00661-7 COPIES OF PATENTS are furnished by the Patent and Trademark Office at $3.00 each; PLANT PATENTS in color, $12.00 each; copies of TRADEMARKS at $3.00 each. Address orders to the Commissioner of Patents and Trademarks, Washington, D.C., 20231. Printing authorized by Section 11(a)3 of Title 35, U.S.P.T.O.