Patent US3082284A successfully refreshed from Google Patents.
US3082284A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cathodes for liquid ammonia batteries
Assignee: Individual
•
Filing: 1961-10-03
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Granted: 1963-03-19
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Expires: 1981-10-03
Abstract
No abstract record available.
Inventors
- 👤 Thomas L Mount
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:39
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/06; H01M4/08; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
METHOD OF MAKING A SULFUR-CARBON DEPOLARIZER CATHODE FOR BATTERY SYSTEMS USING AN ANHYDROUS AMMONIA ELECTROLYTE COMPRISING INTRODUCING A METAL GRID INTO AN ENVELOPE MADE OF SEPARATOR MATERIAL, INTRODUCING A PREDETERMINED AMOUNT OF A DRY SULFUR-CARBON MIX INTO SAID ENVELOPE, EQUALLY DISTRIBUTING THE CARBON MIX UPON THE METAL GRID BY MECHANICAL OPERATIONS AND PRESSING THE AS-
Claim 2
Dependent Claim
55 words
METHOD OF MAKING A SULFUR-CARBON DEPOLARIZER CATHODE FOR BATTERY SYSTEMS USING AN ANHYDROUS AMMONIA ELECTROLYTE COMPRISING INTRODUCING A METAL GRID INTO AN ENVELOPE MADE OF SEPARATOR MATERIAL, INTRODUCING A PREDETERMINED AMOUNT OF A DRY SULFUR-CARBON MIX INTO SAID ENVELOPE, EQUALLY DISTRIBUTING THE CARBON MIX UPON THE METAL GRID BY MECHANICAL OPERATIONS AND PRESSING THE AS-
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) | 1966-03-18 | 1966-09-17 | 1967-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-18 | 1970-09-17 | 1971-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-18 | 1974-09-17 | 1975-03-19 | $7700.00 | Window Closed / Lapsed |