Patent US3228866A successfully refreshed from Google Patents.
US3228866A
Expired / Lapsed
US
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Process for activating aluminum containing anode and anode
Assignee: Olin Corp
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Filing: 1963-06-06
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Granted: 1966-01-11
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Expires: 1983-06-06
Abstract
No abstract record available.
Inventors
- 👤 Michael J Pryor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:55
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/06; H01M4/08; H01M4/12; C; C23; C23F; C23F13/00; C23F13/02; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31678; Y10T428/31692; Y10T428/31699
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
AN ACTIVATED ANODE WHICH COMPRISES AN ALUMINOUS ANODE COATED WITH A DILUTE AQUEOUS SOLUTION OF A LONG CHAIN FATTY ACID, SAID SOLUTION HAVING A PH OF FROM 4 TO 7 AND CONTAINING AT LEAST 0.1 MILLIGRAM OF SOLUBLE FATTY ACID PER LITER.
Claim 2
Dependent Claim
30 words
AN ACTIVATED ANODE WHICH COMPRISES AN ALUMINOUS ANODE COATED WITH A DILUTE AQUEOUS SOLUTION OF A METALLIC SOAP, SAID SOLUTION HAVING A PH OF FROM 4 TO 7 AND CON-
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |