United States Patent and Trademark Office OG Notices: 25 June 2002

                                    Erratum

   In the notice of Certificate of Correction appearing in May 14,
2002 O.G., Vol. 1258 O.G. 61, delete all reference to Patent No.
6,262,934, issue of April 23, 2002, the number was erroneously
mentioned and should be deleted since no certificate of correction was
issued.

                                    Erratum

   In the notice of Certificate of Correction appearing in April
16, 2002 O.G., Vol. 1257 O.G. 102, delete all reference to Patent No.
6,231,313, issue of March 26, 2002, the number was erroneously
mentioned and should be deleted since no certificate of correction was
issued.