IP Library › Granted Patent US 6,620,856
Granted Patent Utility PCT National Stage
US 6,620,856 · Confirmation No. 7888

PRODUCTION OF CONCENTRATED CARBONATE SUSPENSIONS

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2003-07-14 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-11-09 LET. Miscellaneous Incoming Letter 25 View
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Quick Facts
Patent No.
US 6,620,856
App. No.
09/869,039
Filed
2001-11-09
Effective Filing
2001-06-22
Granted
2003-09-16
Art Unit
1712
PTA
0 days