Patent Application
Utility
App. No. 09/861,450
· Confirmation No. 5794
PROTON ELECTROLYTE MEMBRANE FUEL CELL WITH ANTI-FREEZE COOLANT AND HUMIDIFIERS
Inventor:
Yi Ding
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2003-08-19 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2003-08-19 | LET. |
Miscellaneous Incoming Letter | 1 | View | |
| 2001-05-18 | TRNA |
Transmittal of New Application | 1 | View | |
| 2001-05-18 | SPEC |
Specification | 10 | View | |
| 2001-05-18 | CLM |
Claims | 4 | View | |
| 2001-05-18 | ABST |
Abstract | 1 | View | |
| 2001-05-18 | DRW |
Drawings-only black and white line drawings | 2 | View | |
| 2001-05-18 | OATH |
Oath or Declaration filed | 2 | View |
Inventors
Yi Ding
Canton, MI
Attorneys & Agents of Record
Classification
USPC
429/30
H01M8/04119
H01M8/04029
H01M8/04291
H01M8/04388
H01M8/04395
H01M2008/1095
Prosecution
- Examiner
- SCALTRITO, DONALD V
- Art Unit
- 1746
- Customer No.
- 29769
- Docket No.
- 200-0526
- Confirmation No.
- 5794
Publication
- Pub. No.
- US20020172848A1
- Pub. Date
- 2002-11-21
Patent Term Adjustment
0days
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2004-02-27
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-05-18
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Quick Facts
- App. No.
- 09/861,450
- Filed
- 2001-05-18
- Granted
- 2003-10-14
- Pub. No.
- US20020172848A1
- Examiner
- SCALTRITO, DONALD V
- Art Unit
- 1746
- PTA
- 0 days
External Links