US2457152A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrodepositing composition and bath
Assignee: EIDP Inc
•
Filing: 1943-07-07
•
Granted: 1948-12-28
•
Expires: 1963-07-07
Abstract
No abstract record available.
Inventors
- 👤 Raymond A Hoffman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:24
CPC Classifications
C; C25; C25D; C25D3/00; C25D3/02; C25D3/30; C25D3/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB346550A
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US2271209A
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GB443429A
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GB432358A
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US2213477A
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US2266330A
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US2211251A
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US2134427A
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US2275378A
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US2370986A
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US2366737A
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US2391289A
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US2407579A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-12-28 | 1952-06-28 | 1952-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-12-28 | 1956-06-28 | 1956-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-12-28 | 1960-06-28 | 1960-12-28 | $7700.00 | Window Closed / Lapsed |