United States Patent and Trademark Office OG Notices: 06 August 2002

                 Patents Reinstated Due to the Acceptance of a
                      Late Maintenance Fee From 07/01/02

Patent          Serial          Filing          Issue           Granted
Number          Number          Date            Date            Date

4,871,679       07/073,759      07/15/87        10/03/89        07/01/02
4,889,391       07/348,594      05/08/89        12/26/89        07/03/02
4,889,391       07/348,594      05/08/89        12/26/89        07/03/02
4,902,878       07/267,501      11/04/88        02/20/90        07/01/02
4,903,840       07/200,015      05/27/88        02/27/90        07/01/02
4,910,972       07/351,988      05/15/89        03/27/90        07/01/02
4,911,219       07/197,023      05/20/88        03/27/90        07/03/02
4,922,931       07/269,984      11/09/88        05/08/90        07/01/02
4,930,795       07/385,852      07/26/89        06/05/90        07/02/02
5,137,108       07/458,083      12/28/89        08/11/92        07/01/02
5,142,886       07/599,552      10/19/90        09/01/92        07/03/02
5,146,639       07/606,151      10/31/90        09/15/92        07/01/02
5,169,417       07/656,100      04/23/91        12/08/92        07/01/02
5,205,669       07/673,944      03/22/91        04/27/93        07/01/02
5,205,669       07/673,944      03/22/91        04/27/93        07/01/02
5,213,122       07/612,536      11/13/90        05/25/93        07/01/02
5,217,530       07/835,212      02/13/92        06/08/93        07/01/02
5,235,456       07/698,564      05/10/91        08/10/93        07/05/02
5,265,736       07/985,381      12/04/92        11/30/93        07/01/02
5,266,297       07/970,591      10/29/92        11/30/93        07/05/02
5,280,158       07/876,968      05/01/92        01/18/94        07/03/02
5,299,264       07/748,267      08/21/91        03/29/94        07/01/02
5,302,285       08/128,005      09/20/93        04/12/94        07/02/02
5,525,658       08/374,663      01/24/95        06/11/96        07/02/02
5,527,100       08/398,004      03/03/95        06/18/96        07/02/02
5,610,515       08/540,496      10/10/95        03/11/97        07/01/02
5,618,249       08/486,840      06/07/95        04/08/97        07/03/02
5,641,741       08/518,931      08/24/95        06/24/97        07/01/02
5,653,386       08/508,726      07/28/95        08/05/97        07/05/02
5,653,942       08/443,479      05/18/95        08/05/97        07/03/02
5,654,204       08/277,860      07/20/94        08/05/97        07/03/02
5,664,733       08/522,515      09/01/95        09/09/97        07/03/02
5,682,352       08/598,485      02/08/96        10/28/97        07/02/02
5,695,895       08/564,115      04/24/96        12/09/97        07/01/02
5,709,899       08/786,090      01/17/97        01/20/98        07/03/02
5,711,842       08/591,558      04/19/96        01/27/98        07/01/02
5,722,323       08/803,556      02/20/97        03/03/98        07/01/02
5,727,640       08/550,495      10/30/95        03/17/98        07/01/02
5,731,024       08/784,371      01/17/97        03/24/98        07/03/02
5,735,351       08/410,894      03/27/95        04/07/98        07/01/02
5,738,051       08/610,553      03/06/96        04/14/98        07/05/02
5,741,247       08/522,503      08/31/95        04/21/98        07/03/02