United States Patent and Trademark Office OG Notices: 23 July 2002

                 Patents Reinstated Due to the Acceptance of a
                       Late Maintenance Fee From 6/17/02

Patent          Serial          Filing          Issue           Granted
Number          Number            Date           Date              Date

4,797,063       07/054,742    05/27/87       01/10/89          06/18/02
4,855,550       07/140,392    01/04/88       08/08/89          06/20/02
4,886,774       07/230,073    08/09/88       12/12/89          06/20/02
4,896,573       07/212,338    06/27/88       01/30/90          06/19/02
4,917,841       07/254,732    10/07/88       04/17/90          06/19/02
5,133,449       07/620,069    11/30/90       07/28/92          06/18/02
5,155,708       07/661,075    02/26/91       10/13/92          06/18/02
5,161,393       07/723,277    06/28/91       11/10/92          06/18/02
5,184,317       07/623,238    01/30/91       02/02/93          06/17/02
5,195,575       07/682,319    04/09/91       03/23/93          06/18/02
5,220,747       07/967,273    10/27/92       06/22/93          06/19/02
5,220,806       07/898,594    06/15/92       06/22/93          06/18/02
5,235,634       07/627,822    12/14/90       08/10/93          06/20/02
5,247,185       07/782,990    10/28/91       09/21/93          06/18/02
5,269,786       07/837,886    02/20/92       12/14/93          06/17/02
5,284,523       07/877,301    05/01/92       02/08/94          06/18/02
5,288,098       07/994,548    12/21/92       02/22/94          06/18/02
5,293,446       07/705,746    05/28/91       03/08/94          06/18/02
5,301,523       07/936,012    08/27/92       04/12/94          06/18/02
5,303,451       07/952,972    09/29/92       04/19/94          06/18/02
5,308,935       08/032,088    03/17/93       05/03/94          06/20/02
5,356,323       08/064,139    05/21/93       10/18/94          06/17/02
5,356,323       08/064,139    05/21/93       10/18/94          06/17/02
5,523,782       08/303,019    09/08/94       06/04/96          06/17/02
5,535,733       08/439,884    05/12/95       07/16/96          06/17/02
5,626,916       08/594,848    01/31/96       05/06/97          06/17/02
5,648,793       07/818,132    01/08/92       07/15/97          06/19/02
5,706,561       08/705,137    08/29/96       01/13/98          06/21/02
5,720,467       08/564,904    11/29/95       02/24/98          06/19/02
5,726,402       08/726,532    10/07/96       03/10/98          06/19/02
5,731,480       08/552,638    11/03/95       03/24/98          06/18/02