US2456516A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Locking and adjusting device
Assignee: Ingersoll Rand Co
•
Filing: 1946-02-19
•
Granted: 1948-12-14
•
Expires: 1966-02-19
Abstract
No abstract record available.
Inventors
- 👤 Carleton B Kidney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:12
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/18; F04D29/20; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7018; Y10T403/7021; Y10T403/7024
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US132029A
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US370527A
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US958955A
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US1009729A
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US1175100A
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US1434433A
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US1495654A
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US1561507A
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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) | 1951-12-14 | 1952-06-14 | 1952-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-12-14 | 1956-06-14 | 1956-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-12-14 | 1960-06-14 | 1960-12-14 | $7700.00 | Window Closed / Lapsed |