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US2724392A
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US
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Dipping tank
Assignee: Individual
•
Filing: 1953-08-06
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Granted: 1955-11-22
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Expires: 1973-08-06
Abstract
No abstract record available.
Inventors
- 👤 Daniel C Cooper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:27
CPC Classifications
B; B05; B05C; B05C3/00; B05C3/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US826877A
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US1292495A
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US1415589A
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US1977008A
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US2228227A
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US2277508A
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US2442675A
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US2653617A
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US2618282A
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US2648401A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-11-21 | 1959-05-23 | 1959-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-21 | 1963-05-23 | 1963-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-21 | 1967-05-23 | 1967-11-22 | $7700.00 | Window Closed / Lapsed |