US2476286A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Marine electrocleaning and electropickling apparatus
Assignee: Individual
•
Filing: 1944-08-23
•
Granted: 1949-07-19
•
Expires: 1964-08-23
Abstract
No abstract record available.
Inventors
- 👤 Cox George Chandler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:21
CPC Classifications
C; C25; C25F; C25F7/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US498707A
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US820105A
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US981922A
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US1154092A
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GB191226504A
Cited
US1850426A
Cited
US1794973A
Cited
US2232019A
Cited
US2200469A
Cited
US2319624A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-18 | 1953-01-17 | 1953-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-18 | 1957-01-17 | 1957-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-18 | 1961-01-17 | 1961-07-19 | $7700.00 | Window Closed / Lapsed |