US2736692A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrodeposition of tin
Assignee: EIDP Inc
•
Filing: 1952-05-14
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Granted: 1956-02-28
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Expires: 1972-05-14
Abstract
No abstract record available.
Inventors
- 👤 George F Eckert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:50
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/02; C25D3/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
IN A PROCESS FOR THE ELECTRODEPOSITION OF TIN THE STEP COMPRISING EFFECTING DEPOSITION FROM AN AQUEOUS, ACIDIC SOLUTION OF A STANNOUS COMPOUND AT A PH BETWEEN 2 AND 5 AND CONTAINING 2 TO 12 MOLS OF ALKALI METAL FLUORIDE PER MOL OF STANNOUS COMPOUND, SAID BATH ALSO CONTAINING ABOUT 0.01 TO 1 GRAM PER LITER OF MANGANOUS MANGANESE AS MANGANOUS NITRATE.
Claim 2
Dependent Claim
61 words
IN A PROCESS FOR THE ELECTRODEPOSITION OF TIN THE STEP COMPRISING EFFECTING DEPOSITION FROM AN AQUEOUS, ACIDIC SOLUTION OF A STANNOUS COMPOUND AT A PH BETWEEN 2 AND 5 AND CONTAINING 2 TO 12 MOLS OF ALKALI METAL FLUORIDE PER MOL OF STANNOUS COMPOUND, SAID BATH ALSO CONTAINING ABOUT 0.01 TO 1 GRAM PER LITER OF MANGANOUS MANGANESE AS MANGANOUS NITRATE.
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) | 1959-02-27 | 1959-08-29 | 1960-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-27 | 1963-08-29 | 1964-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-27 | 1967-08-29 | 1968-02-28 | $7700.00 | Window Closed / Lapsed |