United States Patent and Trademark Office OG Notices: 25 November 2003

                                    Erratum

   In the notice of Certificate of Correction appearing in October
21, 2003, delete all reference to Patent No. 6,593,786, issue of
September 30, 2003, the number was erroneously mentioned and should be
vacated since no certificate of correction was granted.

                                    Erratum

   In the notice of Certificate of Correction appearing in October
21, 2003, delete all reference to Patent No. 6,641,909, issue of
September 30, 2003, the number was erroneously mentioned and should be
vacated since no certificate of correction was granted.