Granted Patent
Utility
US 6,660,422
· Confirmation No. 9839
PROTON EXCHANGE MEMBRANE FUEL CELL EXTERNAL MANIFOLD SEAL
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2003-10-01 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2003-10-01 | C.AD |
Change of Address | 1 | View | |
| 2001-06-15 | TRNA |
Transmittal of New Application | 2 | View | |
| 2001-06-15 | SPEC |
Specification | 9 | View | |
| 2001-06-15 | CLM |
Claims | 6 | View | |
| 2001-06-15 | ABST |
Abstract | 1 | View | |
| 2001-06-15 | DRW |
Drawings-only black and white line drawings | 3 | View | |
| 2001-06-15 | OATH |
Oath or Declaration filed | 1 | View |
Inventors
Attorneys & Agents of Record
Classification
USPC
429/35
Prosecution
- Examiner
- KALAFUT, STEPHEN J
- Art Unit
- 1745
- Docket No.
- C-2249B
- Confirmation No.
- 9839
Publication
- Pub. No.
- US20010055708A1
- Pub. Date
- 2001-12-27
Patent Term Adjustment
0days
CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE ADDRESS PREVIOUSLY RECORDED AT REEL: 035728 FRAME: 0905. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Recorded 2015-08-24
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2015-02-23
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2013-08-19
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-06-15
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Quick Facts
- Patent No.
- US 6,660,422
- App. No.
- 09/882,750
- Filed
- 2001-06-15
- Granted
- 2003-12-09
- Pub. No.
- US20010055708A1
- Examiner
- KALAFUT, STEPHEN J
- Art Unit
- 1745
- PTA
- 0 days
External Links