				    Errata

   In the Notice of Expiration of Patents Due to Failure to Pay
Maintenance Fee appearing in the Official Gazette of December 11, 2001
the following patents were inaccurately listed as having expired when,
in fact, they did not expire. They are:

	5,249,714 


				    Errata

   In the Notice of Expiration of Patents Due to Failure to Pay
Maintenance Fee appearing in the Official Gazette of December 18, 2001
the following patents were inaccurately listed as having expired when,
in fact, they did not expire. They are:

	5,252,490 

	5,675,855 

	5,676,132 



				    Errata 

   In the Notice of Expiration of Patents Due to Failure to Pay
Maintenance Fee appearing in the Official Gazette of December 25, 2001
the following patents were inaccurately listed as having expired when,
in fact, they did not expire. They are:

	5,253,656 

	5,254,331 

	5,254,857 
	5,254,929 
	5,678,351 
	5,678,367 
	5,678,541 
	5,678,610 
	5,678,728 
	5,678,796 
	5,678,939 
	5,678,993 
	5,679,105 
	5,680,219 


				    Errata 

   In the Notice of Expiration of Patents Due to Failure
to Pay Maintenance Fee appearing in the Official Gazette of January 1,
2002 the following patents were inaccurately listed as having expired
when, in fact, they did not expire. They are: 


	5,255,439 

   	5,256,849 
   	5,680,739 
   	5,680,875 
   	5,680,960 
   	5,681,427 
   	5,682,074 
   	5,682,302


				    Errata 

   In the Notice of Expiration of Patents Due to Failure
to Pay Maintenance Fee appearing in the Official Gazette of January 8,
2002 the following patents were inaccurately listed as having expired
when, in fact, they did not expire. They are: 


	4,879,045 

	4,879,186 

	5,257,462 

	5,257,468 
	5,257,724 
	5,257,848 
	5,257,912 
	5,258,893 
	5,258,922 

	5,682,648 

	5,682,688 

	5,682,782 

	5,682,852 

	5,683,313 

	5,683,404 

	5,683,583 

	5,683,707 

	5,684,296 

	5,684,611 

	5,684,684 

	5,684,825 

	5,684,834 


				    Errata 

   In the Notice of Expiration of Patents Due to Failure
to Pay Maintenance Fee appearing in the Official Gazette of January 15,
2002 the following patents were inaccurately listed as having expired
when, in fact, they did not expire. They are: 


	4,880,126 

   	4,880,168 
   	4,881,158 
   	4,881,236 
   	5,259,069 
   	5,259,203 
   	5,259,266 
   	5,259,529 
   	5,259,809 
   	5,259,954 
   	5,259,982 
   	5,685,020 
   	5,685,057 
   	5,685,239 
   	5,685,287 
   	5,685,594 
   	5,685,616 
   	5,685,621 
   	5,685,864 
   	5,685,982 
   	5,686,681 
   	5,686,797 

   

				    Errata 

   In the Notice of Expiration of Patents Due to Failure to Pay
Maintenance Fee appearing in the Official Gazette of January 22, 2002
the following patents were inaccurately listed as having expired when,
in fact, they did not expire. They are: 


	4,881,667 
    	4,881,844 
    	4,882,194 
    	5,261,287 
    	5,261,410 
    	5,261,670 
    	5,261,687 
    	5,262,329 
    	5,687,459 
    	5,687,491 
    	5,687,839 
    	5,687,880 
    	5,688,085 
    	5,688,604 
    	5,689,561 

    	

				    Errata 

   In the Notice of Expiration of Patents Due to Failure to Pay
Maintenance Fee appearing in the Official Gazette of January 29, 2002
the following patents were inaccurately listed as having expired when,
in fact, they did not expire. They are: 


    	4,882,822 
    	4,883,460 
    	4,883,679 
    	4,883,999 
    	5,264,342 
    	5,264,351 
    	5,265,033 
    	5,689,831 
    	5,689,832 
    	5,690,113 
    	5,690,128 
    	5,690,900 
    	5,691,328 
    	5,691,437 
    	5,691,492 
    	5,691,516 
    	5,691,576 
    	5,691,716 
    	5,692,037 


				    Errata 

   In the Notice of Expiration of Patents Due to Failure to Pay
Maintenance Fee appearing in the Official Gazette of February 5, 2002
the following patents were inaccurately listed as having expired when,
in fact, they did not expire. They are:

	5,265,385 

    	5,265,584 
    	5,265,641 
    	5,265,742 
    	5,692,458 
    	5,692,688 
    	5,692,850 
    	5,693,002 
    	5,693,007 
    	5,693,714 
    	5,694,323 
    	5,694,488 


				    Errata 

   In the Notice of Expiration of Patents Due to Failure to Pay
Maintenance Fee appearing in the Official Gazette of February 12, 2002
the following patents were inaccurately listed as having expired when,
in fact, they did not expire. They are:

	4,886,150 

  	4,886,258 
  	4,886,287 
  	5,267,856 
  	5,267,948 
  	5,695,641 
  	5,695,906 
  	5,695,946 
  	5,696,613


				    Errata 

   In the Notice of Expiration of Patents Due to Failure to Pay
Maintenance Fee appearing in the Official Gazette of February 19, 2002
the following patents were inaccurately listed as having expired when,
in fact, they did not expire. They are:

	4,887,516 

    	4,888,113 
    	5,269,251 
    	5,269,443 
    	5,269,900 
    	5,270,070 
    	5,697,179 
    	5,697,218 
    	5,697,497 
    	5,697,556 
    	5,698,809 
    	5,699,204 

