United States Patent and Trademark Office OG Notices: 09 May 2006

                 Patents Reinstated Due to the Acceptance of a
                     Late Maintenance Fee from 04/10/2006

Patent          Application     Filing          Issue           Granted
Number          Number          Date            Date            Date

5,062,840       07/355,654      05/22/89        11/05/91       04/10/06
5,154,304       07/632,142      12/21/90        10/13/92       04/12/06
5,167,571       07/699,861      05/14/91        12/01/92       04/10/06
5,181,872       07/623,447      12/04/90        01/26/93       04/12/06
5,199,391       07/789,357      11/08/91        04/06/93       04/10/06
5,212,073       07/351,008      05/12/89        05/18/93       04/13/06
5,227,226       07/741,545      08/07/91        07/13/93       04/12/06
5,228,712       07/798,708      11/26/91        07/20/93       04/13/06
5,241,769       07/931,060      08/17/92        09/07/93       04/10/06
5,244,689       07/294,690      08/01/88        09/14/93       04/12/06
5,259,082       07/880,668      05/11/92        11/09/93       04/10/06
5,259,258       07/880,663      05/11/92        11/09/93       04/10/06
5,259,962       07/939,395      08/31/92        11/09/93       04/12/06
5,260,173       07/511,201      04/19/90        11/09/93       04/10/06
5,262,156       07/744,461      08/12/91        11/16/93       04/10/06
5,267,908       07/875,857      04/29/92        12/07/93       04/10/06
5,464,397       08/180,046      01/11/94        11/07/95       04/12/06
5,469,695       08/165,028      12/09/93        11/28/95       04/11/06
5,495,468       08/258,060      06/10/94        02/27/96       04/10/06
5,512,570       08/450,507      05/25/95        04/30/96       04/13/06
5,526,037       08/373,657      01/17/95        06/11/96       04/10/06
5,556,406       08/304,245      09/12/94        09/17/96       04/14/06
5,569,065       08/512,845      08/09/95        10/29/96       04/14/06
5,590,741       08/421,861      04/14/95        01/07/97       04/10/06
5,596,981       08/093,464      07/19/93        01/28/97       04/10/06
5,615,795       08/367,955      01/03/95        04/01/97       04/10/06
5,617,692       08/196,650      02/14/94        04/08/97       04/10/06
5,624,464       08/489,862      06/13/95        04/29/97       04/14/06
5,632,497       08/448,746      05/24/95        05/27/97       04/14/06
5,632,588       08/368,428      01/04/95        05/27/97       04/13/06
5,647,260       08/536,801      09/29/95        07/15/97       04/11/06
5,652,225       08/675,523      07/03/96        07/29/97       04/13/06
5,658,346       08/537,061      09/29/95        08/19/97       04/14/06
5,661,531       08/593,759      01/29/96        08/26/97       04/14/06
5,668,569       08/628,308      04/05/96        09/16/97       04/13/06
5,694,488       08/604,263      02/21/96        12/02/97       04/14/06
5,702,992       08/542,964      10/13/95        12/30/97       04/14/06
5,964,935       08/916,895      08/22/97        10/12/99       04/12/06
6,132,710       08/818,995      03/17/97        10/17/00       04/10/06
6,150,398       08/618,863      03/20/96        11/21/00       04/14/06
6,207,192       08/315,359      09/30/94        03/27/01       04/10/06
6,210,183       09/526,642      03/16/00        04/03/01       04/14/06
6,249,263       08/647,664      05/15/96        06/19/01       04/14/06
6,249,798       08/728,646      10/10/96        06/19/01       04/14/06
6,251,691       09/171,550      10/26/98        06/26/01       04/11/06
6,260,275       09/507,056      02/29/00        07/17/01       04/10/06
6,267,737       08/858,530      05/15/97        07/31/01       04/13/06
6,273,716       09/425,584      10/22/99        08/14/01       04/14/06
6,286,962       09/470,254      12/22/99        09/11/01       04/10/06
6,328,811       08/933,901      09/19/97        12/11/01       04/10/06
6,334,464       09/002,808      01/05/98        01/01/02       04/13/06
6,420,284       09/291,133      04/12/99        07/16/02       04/12/06
RE. 37,346      09/156,991      09/18/98        09/04/01       04/12/06