United States Patent and Trademark Office OG Notices: 02 July 2002

                 Patents Reinstated Due to the Acceptance of a
                       Late Maintenance Fee From 5/27/02

Patent          Serial          Filing          Issue           Granted
Number          Number          Date            Date            Date

4,789,130       07/058,859      06/05/87        12/06/88        05/30/02
4,794,847       07/126,621      11/30/87        01/03/89        05/30/02
4,848,939       06/632,064      07/18/84        07/18/89        05/31/02
4,859,347       07/273,407      11/18/88        08/22/89        05/28/02
4,878,277       07/291,172      12/28/88        11/07/89        05/28/02
5,076,669       07/626,307      12/12/90        12/31/91        05/28/02
5,150,583       07/834,089      02/12/92        09/29/92        05/30/02
5,157,943       07/821,317      01/13/92        10/27/92        05/30/02
5,196,125       07/745,570      08/15/91        03/23/93        05/28/02
5,258,515       07/932,745      08/25/92        11/02/93        05/29/02
5,263,085       07/974,751      11/13/92        11/16/93        05/30/02
5,263,509       07/974,534      11/12/92        11/23/93        05/30/02
5,274,207       07/743,512      08/12/91        12/28/93        05/28/02
5,285,173       07/912,550      07/13/92        02/08/94        05/30/02
5,367,285       08/025,411      02/26/93        11/22/94        05/28/02
5,502,080       08/333,294      11/01/94        03/26/96        05/31/02
5,521,352       08/125,922      09/23/93        05/28/96        05/28/02
5,531,078       08/364,863      12/27/94        07/02/96        05/30/02
5,557,952       08/513,241      08/10/95        09/24/96        05/30/02
5,595,830       08/232,324      04/25/94        01/21/97        05/28/02
5,607,348       08/482,947      06/07/95        03/04/97        05/29/02
5,662,598       08/671,404      06/27/96        09/02/97        05/28/02
5,713,348       08/725,034      10/02/96        02/03/98        05/30/02
5,725,526       08/623,093      03/28/96        03/10/98        05/28/02