United States Patent and Trademark Office OG Notices: 16 Oct 2007

                                   Erratum

   In the notice of Certificate of Correction appearing in July 16, 2002,
delete all reference to Patent No. 6,287,694 issue of June 25, 2002. No
certificate of correction should have been issued for this patent.

                                   Erratum

   In the notice of Certificate of Correction appearing in January 10,
2006, delete all reference to Patent No. 6,287,694 issue of December 20,
2005. No certificate of correction should have been issued for this patent.