IP Library Granted Patent US 6,627,341
Granted Patent Utility
US 6,627,341 · Confirmation No. 8920

DEVICE FOR COMPENSATING FOR FLUCTUATIONS IN FUEL CONCENTRATION IN FUEL CELL SYSTEMS

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Code Description Pages PDF
2003-08-04 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-08-04 LET. Miscellaneous Incoming Letter 2 View
2003-08-04 OATH Oath or Declaration filed 4 View
2001-04-19 TRNA Transmittal of New Application 1 View
2001-04-19 SPEC Specification 13 View
2001-04-19 CLM Claims 3 View
2001-04-19 ABST Abstract 1 View
2001-04-19 DRW Drawings-only black and white line drawings 1 View
2001-04-19 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,627,341
App. No.
09/837,421
Filed
2001-04-19
Granted
2003-09-30
Pub. No.
US20020022166A1
Art Unit
1746
PTA
-40 days