IP Library › Patent Application 10110643
Patent Application Utility PCT National Stage
App. No. 10/110,643 · Confirmation No. 7947

METHOD FOR RECOVERING FLUORINATED EMULSIFIERS

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗
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2002-04-12 LET. Miscellaneous Incoming Letter 19 View
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Quick Facts
App. No.
10/110,643
Filed
2002-04-12
Granted
2003-11-04
Art Unit
1621
PTA
-105 days