Patent US3201281A successfully refreshed from Google Patents.
US3201281A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Negative electrode, method and machine for making the same
Assignee: Yardney International Corp
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Filing: 1962-03-20
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Granted: 1965-08-17
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Expires: 1982-03-20
Abstract
No abstract record available.
Inventors
- 👤 Solomon Frank
- 👤 Robert F Enters
- 👤 Pasquale Renato Di
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:31
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/24; H01M4/26; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
54 words
IN A BATTERY CELL, AN ELECTRODE COMPRISING A SHEET OF AN ELECTROMECHANICALLY ACTIVE ELEMENTAL METAL; A FIBROUS ELECTRICALLY INSULATING MAT OVERLYING AT LEAST ONE SURFACE OF SAID SHEET AND MECHANICALLY SECURED THERETO; AND A MASS OF PARTICLES OF AN OXIDE OF SAID METAL SUBSTANTIALLY FILLING THE INTERSTICES OF SAID MAT AND CONTACTING SAID SHEET.
Claim 2
Dependent Claim
54 words
IN A BATTERY CELL, AN ELECTRODE COMPRISING A SHEET OF AN ELECTROMECHANICALLY ACTIVE ELEMENTAL METAL; A FIBROUS ELECTRICALLY INSULATING MAT OVERLYING AT LEAST ONE SURFACE OF SAID SHEET AND MECHANICALLY SECURED THERETO; AND A MASS OF PARTICLES OF AN OXIDE OF SAID METAL SUBSTANTIALLY FILLING THE INTERSTICES OF SAID MAT AND CONTACTING SAID SHEET.
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) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |