Patent Reinstated Due to the Acceptance of a Late Maintenance Fee From 12/10/99 Patent Serial Filing Issue Granted Number Number Date Date Date Re. 36,312 08/889,305 07/08/97 09/28/99 12/14/99 4,534,244 06/421,319 09/22/82 08/13/85 12/13/99 4,587,243 06/754,836 07/15/85 05/06/86 12/10/99 4,621,955 06/600,806 04/16/84 11/11/86 12/14/99 4,625,490 06/782,531 10/01/85 12/02/86 12/15/99 4,642,678 06/825,008 02/03/86 02/10/87 12/13/99 4,673,045 06/892,266 08/04/86 06/16/87 12/13/99 4,724,309 06/861,601 05/09/86 02/09/88 12/13/99 4,868,861 07/187,442 04/28/88 09/19/89 12/13/99 4,939,352 07/430,889 11/02/89 07/03/90 12/14/99 4,986,329 07/479,834 02/14/90 01/22/91 12/14/99 5,006,737 07/341,881 04/24/89 04/09/91 12/15/99 5,012,139 07/428,671 10/30/89 04/30/91 12/15/99 5,290,175 07/815,648 12/30/91 03/01/94 12/15/99 5,300,289 07/806,070 12/10/91 04/05/94 12/13/99 5,305,839 08/004,886 01/19/93 04/26/94 12/14/99 5,318,586 08/005,437 01/19/93 06/07/94 12/14/99 5,320,829 07/805,598 12/10/91 06/14/94 12/14/99 5,322,136 07/916,285 07/17/92 06/21/94 12/13/99 5,324,055 08/040,381 03/25/93 06/28/94 12/15/99 5,326,380 07/966,698 10/26/92 07/05/94 12/14/99 5,328,985 07/729,460 07/12/91 07/12/94 12/10/99 5,387,413 07/767,114 09/27/91 02/07/95 12/15/99 5,391,301 08/133,344 10/08/93 02/21/95 12/14/99 5,393,401 07/966,148 01/07/93 02/28/95 12/14/99 5,413,561 08/060,656 05/13/93 05/09/95 12/16/99 5,423,326 08/061,360 05/14/93 06/13/95 12/14/99 5,423,666 08/243,379 05/16/94 06/13/95 12/15/99 5,426,730 08/188,749 01/31/94 06/20/95 12/14/99 5,436,525 07/985,575 12/03/92 07/25/95 12/14/99 5,440,162 08/280,417 07/26/94 08/08/95 12/14/99 5,448,187 08/152,183 11/15/93 09/05/95 12/16/99 5,451,615 08/326,430 10/20/94 09/19/95 12/14/99 5,452,588 08/213,015 03/15/94 09/26/95 12/15/99 5,455,874 08/124,571 09/20/93 10/03/95 12/15/99 5,457,123 08/252,243 06/01/94 10/10/95 12/13/99