Errata "All reference to Patent No. 6,294,646 to James H. wang, et al of Appleton, WI for WATER-RESPONSIVE, BIODEGRADABLE COMPOSITIONS AND FILMS AND ARTICLES COMPRISING A BLEND OF POLYLACTIDE AND POLYVINYL ALCOHOL AND METHODS FOR MAKING THE SAME appearing in the Official Gazette of September 25, 2001 should be deleted since no patent was granted." "All reference to Patent No. 6,299,643 to Gary K. Michelson M D of Vanice, CA for BONE HEMI-LUMBAR INTERBODY SPINAL IMPLANT HAVING AN ASYMMETRICAL LEADING END AND METHOD OF INSTALLATION THEREOF appearing in the Official Gazette of October 25, 2001 should be deleted since no patent was granted." "All reference to Patent No. 6,300,222 to Francois J. Henley, et al of Los Gatos, CA for CONTROLLED CLEAVAGE PROCESS AND DEVICE FOR PATTERNED FILMS appearing in the Official Gazette of October 09, 2001 should be deleted since no patent was granted." "All reference to Patent No. 6,300,520 to Sabine M. Axt, et al of Sunnyvale, CA for NOVEL LOCAL ANESTHETIC COMPOUNDS AND USES appearing in the Official Gazette of October 09, 2001 should be deleted since no patent was granted." "All reference to Patent No. 6,301,672 to Chris S. Browning, et al of Beaverton, OR for METHOD AND APPARATUS FOR POWER THROTTLING IN A MICROPROCESSOR USING A CLOSED LOOP FEEDBACK SYSTEM appearing in the Official Gazette of October 09, 2001 should be deleted since patent was granted."