INPADOC Patent Family US4532535
Publication No. Publication date Filing No. Priority Status
US4532535A 1985-07-30 US40827582A CH240479A 19790314 Expired
JPS55127070A 1980-10-01 JP3256380A CH240479A 19790314 Unknown
DE3009719A1 1980-09-25 DE3009719A CH240479A 19790314 Expired
DE3009719C2 1990-05-10 DE3009719A CH240479A 19790314 Expired
CH631287A5 1982-07-30 CH240479A CH240479A 19790314 Expired

INPADOC Legal Status
US4532535A (Expired)
1988-12-27
+FEE PAYMENT
Year of Fee Payment 4
 
1993-02-24
+FEE PAYMENT
Year of Fee Payment 8
 
1993-02-24
+SURCHARGE FOR LATE PAYMENT
 
1996-12-06
+FEE PAYMENT
Year of Fee Payment 12
 
JPS55127070 (Unknown)
No INPADOC legal data
 
DE3009719A1 (Expired)
1986-09-04
+REQUEST FOR EXAMINATION PARAGRAPH 44
 
1986-09-25
CHANGE OF THE MAIN CLASSIFICATION IPC
Classification G11C 17/00
 
1990-05-10
+GRANT AFTER EXAMINATION
 
1990-11-08
+NO OPPOSITION DURING TERM OF OPPOSITION
 
DE3009719C2 (Expired)
1986-09-04
+REQUEST FOR EXAMINATION PARAGRAPH 44
 
DE3009719C2 (Expired)
1986-09-25
CHANGE OF THE MAIN CLASSIFICATION IPC
Classification G11C 17/00
 
DE3009719C2 (Expired)
1990-05-10
+GRANT AFTER EXAMINATION
 
DE3009719C2 (Expired)
1990-11-08
+NO OPPOSITION DURING TERM OF OPPOSITION
 
CH631287A5 (Expired)
1999-04-15
-PATENT CEASED
 


Updated on June 17, 2015