United States Patent and Trademark Office OG Notices: 19 November 2002

                                    Errata

   "All reference to Patent No. 6,264,473 to Achim Bullinger, et
al of Koenigsbronn-Zang, Germany for ELECTROMECHANICAL CONNECTOR
appearing in the Official Gazette of July 24, 2001 should be deleted
since no patent was granted."

   "All reference to Patent No. 6,464,575 to Arthur P. Luedeke
of Minnesota, for EXPANDABLE WHEEL FOR SUPPORTING AN ENDLESS ABRASIVE
BELT appearing in the Official Gazette of October 15, 2002 should be
deleted since no patent was granted."

   "All reference to Patent No. 6,465,252 to Mehmet Toner, et al
of Massachusetts, for CELL CULTURE SYSTEMS AND METHODS FOR ORGAN ASSIST
DEVICES appearing in the Official Gazette of October 15, 2002 should be
deleted since no patent was granted."

   "All reference to Patent No. 6,465,475 to Michael D. Varney,
et al of California, for ANTIPROLIFERATIVE SUBSTITUTED
5-THIAPYRIMIDINONE AND 5-SELENOPYRIMIDINONE COMPOUNDS appearing in the
Official Gazette of October 15, 2002 should be deleted since no patent
was granted."

   "All reference to Patent No. 6,465,520 to Shanta Modak, et al
of River edge, NJ for TRIPLE ANTIMICROBIAL COMPOSITION appearing in the
Official Gazette of October 15, 2002 should be deleted since no patent
was granted."

   "All reference to Patent No. 6,465,805 to Leonard Forbes of
Oregon, for PROGRAMMABLE MEMORY ADDRESS AND DECODE CIRCUITS WITH ULTRA
THIN VERTICAL BODY TRANSISTORS appearing in the Official Gazette of
October 15, 2002 should be deleted since no patent was granted."

   "All reference to Patent No. 6,466,652 to Daniel R. Puchek,
et al of Texas, for MONITORING AND COMMUNICATION SYSTEM FOR STATIONARY
AND MOBILE PERSONS appearing in the Official Gazette of October 15,
2002 should be deleted since no patent was granted."

   "All reference to Patent No. 6,466,916 to Jay S. Walker, et
al of Connecticut, for METHOD AND APPARATUS FOR PROVIDING SUPPLEMENTARY
PRODUCT SALES TO A CUSTOMER AT A CUSTOMER TERMINAL appearing in the
Official Gazette of October 15, 2002 should be deleted since no patent
was granted."