IP Library › Granted Patent US 6,551,054
Granted Patent Utility PCT National Stage
US 6,551,054 · Confirmation No. 3862

METHOD AND APPARATUS FOR PUMPING A MATERIAL AND A ROTOR FOR USE IN CONNECTION THEREWITH

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2001-08-06 LET. Miscellaneous Incoming Letter 31 View
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Quick Facts
Patent No.
US 6,551,054
App. No.
09/869,375
Filed
2001-08-06
Effective Filing
2001-06-28
Granted
2003-04-22
Art Unit
3745
PTA
0 days