IP Library › Granted Patent US 6,693,068
Granted Patent Utility PCT National Stage
US 6,693,068 · Confirmation No. 1156

ALKALINE CARPET CLEANING COMPOSITION COMPRISING A PYRROLIDONE-BASED SOLVENT

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2003-11-17 IFEE Issue Fee Payment (PTO-85B) 2 View
2003-09-05 FRPR Certified Copy of Foreign Priority Application 1 View
2001-05-09 LET. Miscellaneous Incoming Letter 38 View
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Quick Facts
Patent No.
US 6,693,068
App. No.
09/806,528
Filed
2001-05-09
Granted
2004-02-17
Art Unit
1751
PTA
0 days