United States Patent and Trademark Office OG Notices: 15 October 2002

                                   Erratum

   In the notice of Certificate of Correction appearing in August
27, 1996 O.G., Vol. 1189 O.G., delete all reference to Patent No.
5,230,374, issue of August 27, 1996, 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
February 5, 2002 O.G., Vol. 1255 O.G. 829, delete all reference to
Patent No. 6,247,047, issue of January 15, 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 August
27, 2002 O.G., Vol. 1261 O.G. 178, delete all reference to Patent No.
6,314,664, issue of August 6, 2002, the number was erroneously
mentioned and should be deleted since no certificate of correction was
issued.