IP Library › Patent Application 09890540
Patent Application Utility PCT National Stage
App. No. 09/890,540 · Confirmation No. 3574

METHOD FOR PRODUCING OVERBASED ZINC SOAPS

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗
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2003-09-30 IFEE Issue Fee Payment (PTO-85B) 2 View
2001-12-10 ABST Abstract 1 View
2001-12-10 LET. Miscellaneous Incoming Letter 21 View
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Quick Facts
App. No.
09/890,540
Filed
2001-12-10
Effective Filing
2001-07-31
Granted
2003-11-18
Art Unit
1751
PTA
0 days