US6530543B2 (Expired)
2006-09-27
MAINTENANCE FEE REMINDER MAILED
2007-03-11
FOR FAILURE TO PAY MAINTENANCE FEES
2007-04-11
ON STATUS: PATENT DISCONTINUATION
Free Format Text PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362
2007-05-08
-EXPIRED DUE TO FAILURE TO PAY MAINTENANCE FEE
Effective DATE 20070311
US6257527B1 (Active)
2001-06-25
INFORMATION ON STATUS: PATENT GRANT
Free Format Text PATENTED CASE
2005-01-03
PAYMENT
Year of Fee Payment 4
2009-01-19
MAINTENANCE FEE REMINDER MAILED
2009-06-22
PAYMENT
Year of Fee Payment 8
2009-06-22
FOR LATE PAYMENT
Year of Fee Payment 7
2013-02-18
MAINTENANCE FEE REMINDER MAILED
2013-06-26
PAYMENT
Year of Fee Payment 12
2013-06-26
FOR LATE PAYMENT
US2001048051A1 (Abandoned)
2006-09-27
MAINTENANCE FEE REMINDER MAILED
2007-03-11
FOR FAILURE TO PAY MAINTENANCE FEES
2007-04-11
ON STATUS: PATENT DISCONTINUATION
Free Format Text PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362
2007-05-08
-EXPIRED DUE TO FAILURE TO PAY MAINTENANCE FEE
Effective DATE 20070311