US2639585A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic press cycle control system
Assignee: FLORENCE PIPE FOUNDRY AND MACH
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Filing: 1951-12-15
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Granted: 1953-05-26
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Expires: 1971-12-15
Abstract
No abstract record available.
Inventors
- 👤 Louis A Camerota
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:12
CPC Classifications
B; B30; B30B; B30B15/00; B30B15/16; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86389; Y10T137/86445
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2240898A
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US2250539A
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US2298358A
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US2417858A
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US2424300A
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US2436986A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-25 | 1956-11-24 | 1957-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-25 | 1960-11-24 | 1961-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-25 | 1964-11-24 | 1965-05-26 | $7700.00 | Window Closed / Lapsed |