Patent US3072498A successfully refreshed from Google Patents.
US3072498A
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Method of tin plating copper
Assignee: Texaco Inc
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Filing: 1961-02-28
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Granted: 1963-01-08
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Expires: 1981-02-28
Abstract
No abstract record available.
Inventors
- 👤 Edwin C Knowles
- 👤 Edward L Cole
- 👤 Wayne E Kuhn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:44
CPC Classifications
C; C23; C23C; C23C18/00; C23C18/16; C23C18/31; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/936; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12708; Y10T428/12715
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
A METHOD OF THIN PLATING AT LEAST ONE SURFACE OF A COPPER ARTICLE COMPRISING IMMERSING SAID COPPER ARTICLE IN AN AQUEOUS SOLUTION CONTAINING A SOLUBLE COMPOUND OF TIN AND IN THE PRESENCE OF A METAL SELECTED FROM THE GROUP CONSITING OF ALUMINUM AND MANGESIUM, AND SUBJECTING SAID SOLUTION TO A REDUCING GAS AT A PRESSURE OF AT LEAST 50 P.S.I.G. WHILE MAINTAINING SAID SOLUTION AT A TEMPERATURE OF BETWEEN 200 AND 500*F.
Claim 2
Independent Claim
72 words
A METHOD OF THIN PLATING AT LEAST ONE SURFACE OF A COPPER ARTICLE COMPRISING IMMERSING SAID COPPER ARTICLE IN AN AQUEOUS SOLUTION CONTAINING A SOLUBLE COMPOUND OF TIN AND IN THE PRESENCE OF A METAL SELECTED FROM THE GROUP CONSITING OF ALUMINUM AND MANGESIUM, AND SUBJECTING SAID SOLUTION TO A REDUCING GAS AT A PRESSURE OF AT LEAST 50 P.S.I.G. WHILE MAINTAINING SAID SOLUTION AT A TEMPERATURE OF BETWEEN 200 AND 500*F.
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) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |