United States Patent and Trademark Office OG Notices: 24 April 2007

                                   Erratum

   In the notice of "PATENTS WHICH EXPIRED ON February 18, 2007
DUE TO FAILURE TO PAY MAINTENANCE FEES" appearing in the Official
Gazette of April 17, 2007, all reference to Patent No. 6,521,365 which
issued from Application No. 09/643,878 should be deleted since the
relevant maintenance fee and applicable surcharge were timely paid in
that patent.