Patent US3216860A successfully refreshed from Google Patents.
US3216860A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric storage battery electrode assembly
Assignee: Exide Technologies LLC
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Filing: 1963-07-05
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Granted: 1965-11-09
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Expires: 1983-07-05
Abstract
No abstract record available.
Inventors
- 👤 Bernard C Bergum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:24
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/24; H01M2004/026; H01M2004/027; H01M2004/028; H01M4/36; H01M4/48; H01M4/52; H01M4/54; H01M4/64; H01M4/70; H01M4/76; H01M50/00; H01M50/40; H01M50/46; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
AN ELECTRIC STORAGE BATTERY ELECTRODE COMPRISING AT LEAST ONE POROUS ACTIVE MATERIAL RETAINER AND ELECTROCHEMICALLY ACTIVE MATERIAL WHICH ARE HELD IN CLOSE CONTACT BY A CONTINUOUS EDGE CLAMP SURROUNDING THE ACTIVE MATERIAL AND EACH POROUS RETAINER, SAID EDGE CLAMP BEING NONINTEGRAL WITH THE POROUS RETAINER AND HAVING AT LEAST ONE APERTURE, SAID ELECTRODE HAVING A POROUS ACTIVE MATERIAL RETAINER FOR EACH EDGE CLAMP APERTURE, SAID POROUS RETAINER BEING INTERPOSED BETWEEN THE ACTIVE MATERIAL AND EACH APERTURE OF THE EDGE CLAMP, AND EACH EDGE OF SAID EDGE CLAMP BEING TURNED OVER UPON EACH POROUS RETAINER SO AS TO HOLD IT IN CONTACT WITH THE ACTIVE MATERIAL.
Claim 2
Dependent Claim
105 words
AN ELECTRIC STORAGE BATTERY ELECTRODE COMPRISING AT LEAST ONE POROUS ACTIVE MATERIAL RETAINER AND ELECTROCHEMICALLY ACTIVE MATERIAL WHICH ARE HELD IN CLOSE CONTACT BY A CONTINUOUS EDGE CLAMP SURROUNDING THE ACTIVE MATERIAL AND EACH POROUS RETAINER, SAID EDGE CLAMP BEING NONINTEGRAL WITH THE POROUS RETAINER AND HAVING AT LEAST ONE APERTURE, SAID ELECTRODE HAVING A POROUS ACTIVE MATERIAL RETAINER FOR EACH EDGE CLAMP APERTURE, SAID POROUS RETAINER BEING INTERPOSED BETWEEN THE ACTIVE MATERIAL AND EACH APERTURE OF THE EDGE CLAMP, AND EACH EDGE OF SAID EDGE CLAMP BEING TURNED OVER UPON EACH POROUS RETAINER SO AS TO HOLD IT IN CONTACT WITH THE ACTIVE MATERIAL.
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) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |