IP Library › Patent Application 09787220
Patent Application Utility PCT National Stage
App. No. 09/787,220 · Confirmation No. 7638

METHOD FOR PRODUCING ETCHED CIRCUITS

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗
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2003-09-15 IFEE Issue Fee Payment (PTO-85B) 2 View
2003-08-29 LET. Miscellaneous Incoming Letter 1 View
2003-08-29 PA.. Power of Attorney 4 View
2001-03-16 LET. Miscellaneous Incoming Letter 12 View
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Quick Facts
App. No.
09/787,220
Filed
2001-03-16
Granted
2003-11-25
Art Unit
1756
PTA
0 days