IP Library Granted Patent US 6,709,777
Granted Patent Utility
US 6,709,777 · Confirmation No. 9369

PERFORMANCE RECOVERY PROCESS FOR PEM FUEL CELLS

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Code Description Pages PDF
2004-01-26 IFEE Issue Fee Payment (PTO-85B) 1 View
2004-01-26 C.AD Change of Address 1 View
2002-03-20 TRNA Transmittal of New Application 2 View
2002-03-20 SPEC Specification 12 View
2002-03-20 CLM Claims 4 View
2002-03-20 ABST Abstract 1 View
2002-03-20 DRW Drawings-only black and white line drawings 3 View
2002-03-20 OATH Oath or Declaration filed 1 View
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Quick Facts
Patent No.
US 6,709,777
App. No.
10/103,584
Filed
2002-03-20
Granted
2004-03-23
Pub. No.
US20030180586A1
Art Unit
1745
PTA
0 days