US3415305A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preparing aluminum alloys
Assignee: Oronzio de Nora SA
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Filing: 1966-06-13
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Granted: 1968-12-10
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Expires: 1986-06-13
Abstract
No abstract record available.
Inventors
- 👤 Charles F Schrieber
- 👤 Iii John J Newport
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:53
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/36; H01M4/38; H01M4/46; B; B22; B22D; B22D21/00; B22D21/002; B22D21/007; C; C22; C22C; C22C21/00; C22C21/006; C23; C23F; C23F13/00; C23F13/02; C23F13/06; C23F13/08; C23F13/12; C23F13/14; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
37 words
I NOVEL PROCESS FOR PREPARING ALUMINUM ALLOY CASTINGS EXHIBITING A HIGH ELECTROCHEMICAL EFFICIENCY AND AN OXIDATION POTENTIAL IN THE RANGE PARTCULARLY SUITABLE FOR USE AS SACRIFICIAL ANODES WITH FERROUS BASED STRUCTURES IN SALINE WATER APPLICATIONS WHICH COMPRISES;
Claim 2
Dependent Claim
37 words
I NOVEL PROCESS FOR PREPARING ALUMINUM ALLOY CASTINGS EXHIBITING A HIGH ELECTROCHEMICAL EFFICIENCY AND AN OXIDATION POTENTIAL IN THE RANGE PARTCULARLY SUITABLE FOR USE AS SACRIFICIAL ANODES WITH FERROUS BASED STRUCTURES IN SALINE WATER APPLICATIONS WHICH COMPRISES;
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) | 1971-12-10 | 1972-06-10 | 1972-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-10 | 1976-06-10 | 1976-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-10 | 1980-06-10 | 1980-12-10 | $7700.00 | Window Closed / Lapsed |