Patent US3073720A successfully refreshed from Google Patents.
US3073720A
Expired / Lapsed
US
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Method of protecting metal from corrosion
Assignee: General Electric Co
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Filing: 1960-03-23
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Granted: 1963-01-15
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Expires: 1980-03-23
Abstract
No abstract record available.
Inventors
- 👤 Edwin J Mets
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:33
CPC Classifications
C; C23; C23C; C23C4/00; C23C4/04; C23C4/06; C23C4/08; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/937; Y10S428/939; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12736; Y10T428/1275; Y10T428/12757
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
THE METHOD OF PROTECTING METALS WHOSE MAJOR CONSTITUENT IS AN ELEMENT LOWER THAN ALUMINUM IN THE ELECTROCHEMICAL SERIES FROM CORROSION COMPRISING SPRAYING AN ALUMINUM-LITHIUM ALLOY CONTAINING FROM A TRACE TO ABOUT 3% BY WEIGHT LITHIUM DIRECTLY ON THE SURFACE OF THE METAL.
Claim 2
Independent Claim
42 words
THE METHOD OF PROTECTING METALS WHOSE MAJOR CONSTITUENT IS AN ELEMENT LOWER THAN ALUMINUM IN THE ELECTROCHEMICAL SERIES FROM CORROSION COMPRISING SPRAYING AN ALUMINUM-LITHIUM ALLOY CONTAINING FROM A TRACE TO ABOUT 3% BY WEIGHT LITHIUM DIRECTLY ON THE SURFACE OF THE METAL.
References Cited (Backward Citations)
BE446017A
Cited
US1988504A
Cited
US2092150A
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US2423490A
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US2711973A
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US2782493A
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US2867546A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |