IP Library Patent Application 09819886
Patent Application Utility Small
App. No. 09/819,886 · Confirmation No. 1037

CARBON-OXYGEN FUEL CELL

Inventor: Tao T. Tao
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
⬇ PDF
Code Description Pages PDF
2004-01-02 IFEE Issue Fee Payment (PTO-85B) 2 View
2001-09-06 TRNA Transmittal of New Application 2 View
2001-09-06 DRW Drawings-only black and white line drawings 3 View
2001-03-28 TRNA Transmittal of New Application 3 View
2001-03-28 A.PE Preliminary Amendment 1 View
2001-03-28 SPEC Specification 16 View
2001-03-28 CLM Claims 10 View
2001-03-28 ABST Abstract 1 View
2001-03-28 DRW Drawings-only black and white line drawings 3 View
2001-03-28 OATH Oath or Declaration filed 4 View
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Quick Facts
App. No.
09/819,886
Filed
2001-03-28
Granted
2004-02-17
Pub. No.
US20020015877A1
Art Unit
1742
PTA
-218 days