US2776331A
Expired / Lapsed
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Electrode bearing current distribution network and method of producing same
Assignee: Yardney International Corp
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Filing: 1952-06-25
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Granted: 1957-01-01
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Expires: 1972-06-25
Abstract
No abstract record available.
Inventors
- 👤 Chapman Christopher Lio Carter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:40
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/04; H01M4/0471; H01M4/043; H01M4/0435; H01M4/64; H01M4/70; H01M4/80; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y10; Y10S; Y10S204/00; Y10S204/07
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
107 words
THE METHOD OF PRODUCING A SELF-SUPPORTING BATTERY ELECTRODE COMPOSED IN MAJOR PART OF SILVER AND CONTAINING A PLURALITY OF SPONGY POROUS SILVER PORTIONS AND A HIGHLY CONDUCTIVE NETWORK INTEGRAL WITH THE SILVER PORTIONS, WHICH COMPRISES THE STEPS OF COMPRESSING A PLATELIKE MASS OF SILVER POWDER TO A POROUS SPONGY LAYER, COMPRESSING SELECTED AREAS OF SAID LAYER INTO THE SHAPE OF A NETWORK OF INTERCONNECTING STRIP PORTIONS WITH A DENSITY APPROXIMATING THAT OF PURE SILVER, THE STRIP PORTIONS BEING ARRANGED TO FORM A FRAMEWORK SURROUNDING THE POROUS SILVER PORTIONS, AND THEN SINTERING THE COMPRESSED PLATELIKE MASS OF POROUS AND STRIP PORTIONS AND ANNEALING THE MORE HIGHLY COMPRESSED AREAS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-01 | 1960-07-02 | 1961-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-01 | 1964-07-02 | 1965-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-01 | 1968-07-02 | 1969-01-01 | $7700.00 | Window Closed / Lapsed |