US2492014A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined reservoir and accumulator in a hydraulic pump and motor transmission system
Assignee: Jack & Heintz Prec Ind Inc
•
Filing: 1946-10-03
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Granted: 1949-12-20
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Expires: 1966-10-03
Abstract
No abstract record available.
Inventors
- 👤 Thomas R Spalding
- 👤 Herman C Schroeder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:57
CPC Classifications
F; F15; F15B; F15B1/00; F15B1/02; F15B1/04; F15B1/08; F15B1/24; F15B1/10; F15B2201/00; F15B2201/20; F15B2201/205; F15B2201/30; F15B2201/315; F15B2201/3151; F15B2201/3156; F15B2201/40; F15B2201/415; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/85978; Y10T137/86035; Y10T137/86059
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1130659A
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US1191469A
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US1796936A
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US2079858A
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US2233014A
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US2256835A
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US2283439A
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US2406197A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-12-19 | 1953-06-20 | 1953-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-19 | 1957-06-20 | 1957-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-19 | 1961-06-20 | 1961-12-20 | $7700.00 | Window Closed / Lapsed |