US2492687A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic pump
Assignee: Milacron Inc
•
Filing: 1946-04-30
•
Granted: 1949-12-27
•
Expires: 1966-04-30
Abstract
No abstract record available.
Inventors
- 👤 Albert H Dall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:52
CPC Classifications
F; F01; F01C; F01C21/00; F01C21/08; F01C21/0809; F01C21/0818; F01C21/0827; F01C21/0845; F04; F04C; F04C15/00; F04C15/0042; F04C2/00; F04C2/30; F04C2/34; F04C2/356; F04C2/3566
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2232951A
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US2204073A
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US2340196A
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US2423507A
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US2373457A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-12-26 | 1953-06-27 | 1953-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-26 | 1957-06-27 | 1957-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-26 | 1961-06-27 | 1961-12-27 | $7700.00 | Window Closed / Lapsed |