United States Patent and Trademark Office OG Notices: 27 November 2001

                                    Errata


   "All reference to Patent No. 6,311,717 to Jay D. Stradinger,
et al of Roscoe, IL for BUFFER BOX FOR USE IN A VACUUM DRAINAGE SYSTEM
appearing in the Official Gazette of November 06, 2001 should be
deleted since no patent was granted."

   "All reference to Patent No. 6,311,969 to Eni Scodellaro of
Gaio Di Spilimbergo, Italy for PHOTOGRAPHIC MATERIAL GUIDING
ARRANGEMENT appearing in the Official Gazette of November 06, 2001
should be deleted since no patent was granted."

   "All reference to Patent No. 6,316,187 to Jamie E. Arenas, et
al of Lexington, MA for SCREEN FOR COMPOUNDS WITH AFFINITY FOR NUCLEIC
ACIDS appearing in the Official Gazette of November 13, 2001 should be
deleted since no patent was granted."

   "All reference to Patent No. 6,316,525 to Fred Rueggeberg, et
al of Augusta, GA for FLUORIDE-RELEASING AMALGAM DENTAL RESTORATIVE
MATERIAL appearing in the Official Gazette of November 13, 2001 should
be deleted since no patent was granted."

   "All reference to Patent No. 6,316,559 to Hideki Sato, et al
of Niihama-Shi, Japan for METHOD FOR FEEDING BORON COMPOUNDS, FINE
PARTICLES OF BORON COMPOUNDS, CATALYST COMPONENTS FOR THE
POLYMERIZATION OF OLEFINS COMPRISING THEM, AND PROCESSES FOR THE
PRODUCTION OF THE PARTICLES appearing in the Official Gazette of
November 13, 2001 should be deleted since no patent was granted."

   "All reference to Patent No. 6,321,149 to Kokichi Shimizu of
Kariya-City, Japan for OBJECT-ORIENTED DIAGNOSTIC APPARATUS FOR VEHICLE
CONTROLLER appearing in the Official Gazette of November 20, 2001
should be deleted since no patent was granted."