United States Patent and Trademark Office OG Notices: 17 April 2007

                                   Erratum


   In the notice of "PATENTS WHICH EXPIRED ON January 28, 2007 DUE TO
FAILURE TO PAY MAINTENANCE FEES" appearing in the Official Gazette of March
27, 2007, all reference to Patent No. 6,512,938 which issued from
Application No. 09/735,319 should be deleted since the relevant maintenance
fee was timely paid in that patent.