United States Patent and Trademark Office OG Notices: 26 November 2002

                                    Erratum

   In the notice of Certificate of Correction appearing in
February 19, 2002 O.G., Vol. 1255 O.G. 880, delete all reference to
Patent No. 5,527,521, issue of January 29, 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 October
15, 2002 O.G., Vol. 1263 No. 4, delete all reference to Patent No.
5,547,656, issue of October 1, 2002, the number was erroneously
mentioned and should be vacated.