US3287164A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrode and battery
Assignee: Douglas Aircraft Co Inc
•
Filing: 1965-01-27
•
Granted: 1966-11-22
•
Expires: 1985-01-27
Abstract
No abstract record available.
Inventors
- 👤 Frank C Arrance
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:11
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/64; H01M4/70; H01M4/80; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A BATTERY ELECTRODE STRUCTURE, WHICH COMPRISES A POROUS CONDITIVE METAL MATRIX SELECTED FROM THE GROUP CONSISTING OF NICKEL, COOPER, SILIVER, STAINLESS STEEL AND NICKEL ALLOYS IMPREGNATED WITH ACTIVE ELECTRODE PASTE MATERIAL SELECTED FROM THE GROUP CONSISTING OF SILVER ZINC, CADMIUM AND NICKEL ELECTRODE MATERIALS, SAID POROUS CONDUTIVE METAL MATRIX BEING FORMED OF AN INTECONNECTED HONEYCOMB OF CELLS IMPREGNATED WITH SAID ACTIVE ELECTRODE PASTE MATERIAL, THE PORE DIAMETERS RANGING FROM ABOUT 0.008 TO ABOUT 0.100 INCH, THERE BEING ABOUT 8 TO ABOUT 50 SUCH PORES PER LINEAL INCH OF MATRIX, SAID METAL MATRIX BEING A MINOR PORTION OF THE TOTAL WEIGHT OF SAID ELECTROODE STRUCTURE.
Claim 2
Dependent Claim
104 words
A BATTERY ELECTRODE STRUCTURE, WHICH COMPRISES A POROUS CONDITIVE METAL MATRIX SELECTED FROM THE GROUP CONSISTING OF NICKEL, COOPER, SILIVER, STAINLESS STEEL AND NICKEL ALLOYS IMPREGNATED WITH ACTIVE ELECTRODE PASTE MATERIAL SELECTED FROM THE GROUP CONSISTING OF SILVER ZINC, CADMIUM AND NICKEL ELECTRODE MATERIALS, SAID POROUS CONDUTIVE METAL MATRIX BEING FORMED OF AN INTECONNECTED HONEYCOMB OF CELLS IMPREGNATED WITH SAID ACTIVE ELECTRODE PASTE MATERIAL, THE PORE DIAMETERS RANGING FROM ABOUT 0.008 TO ABOUT 0.100 INCH, THERE BEING ABOUT 8 TO ABOUT 50 SUCH PORES PER LINEAL INCH OF MATRIX, SAID METAL MATRIX BEING A MINOR PORTION OF THE TOTAL WEIGHT OF SAID ELECTROODE STRUCTURE.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |