US2415915A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid-operated control system
Assignee: Goodman Manufacturing Co LP
•
Filing: 1943-05-22
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Granted: 1947-02-18
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Expires: 1963-05-22
Abstract
No abstract record available.
Inventors
- 👤 William W Sloane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:31
CPC Classifications
B; B60; B60L; B60L15/00; B60L15/002; B60L2200/00; B60L2200/26; Y; Y02; Y02T; Y02T10/00; Y02T10/60; Y02T10/64
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US684609A
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US1005420A
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US1199640A
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FR765354A
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US2102294A
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US2185449A
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FR842641A
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US2273171A
Cited
US2259768A
Cited
US2326911A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-02-17 | 1950-08-19 | 1951-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-02-17 | 1954-08-19 | 1955-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-02-17 | 1958-08-19 | 1959-02-18 | $7700.00 | Window Closed / Lapsed |