INPADOC Patent Family US5046685
Publication No. Publication date Filing No. Priority Status
US5046685A 1991-09-10 US37671689A US11719487A 19871103
US37671689A 19890707
Expired

INPADOC Legal Status
US5046685A (Expired)
1995-02-27
PAYMENT
Year of Fee Payment 4
 
1999-04-06
MAINTENANCE FEE REMINDER MAILED
 
1999-09-12
FOR FAILURE TO PAY MAINTENANCE FEES
 
1999-11-23
-EXPIRED DUE TO FAILURE TO PAY MAINTENANCE FEE
Effective DATE 19990910
 
2018-01-29
ON STATUS: PATENT DISCONTINUATION
Free Format Text PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362
 



Updated on July 22, 2019