United States Patent and Trademark Office OG Notices: 03 April 2007

                                    Erratum

   In the notice of "PATENTS WHICH EXPIRED ON December 20, 2006
DUE TO FAILURE TO PAY MAINTENANCE FEES" appearing in the Official
Gazette of February 13, 2007, all reference to Patent No. 5,374,936
which issued from Application No. 08/202,504 should be deleted since
the relevant maintenance fee and applicable surcharge were timely paid
in that patent.