IP Library › Granted Patent US 6,602,627
Granted Patent Utility Small
US 6,602,627 · Confirmation No. 2283

UNINTERRUPTIBLE POWER SUPPLIES USING FUEL CELLS

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 Code Description Pages PDF
2020-03-06 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2020-02-28 PA.. Power of Attorney 2 View
2020-02-28 N417 Electronic Filing System Acknowledgment Receipt 2 View
2005-08-11 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2001-03-20 TRNA Transmittal of New Application 2 View
2001-03-20 SPEC Specification 26 View
2001-03-20 CLM Claims 8 View
2001-03-20 ABST Abstract 1 View
2001-03-20 DRW Drawings-only black and white line drawings 16 View
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Quick Facts
Patent No.
US 6,602,627
App. No.
09/812,292
Filed
2001-03-20
Granted
2003-08-05
Pub. No.
US20020006536A1
Art Unit
1746
PTA
-13 days