US2760345A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Space cooling system
Assignee: Standard Thomson Corp
•
Filing: 1952-11-26
•
Granted: 1956-08-28
•
Expires: 1972-11-26
Abstract
No abstract record available.
Inventors
- 👤 John E Woods
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:09
CPC Classifications
F; F25; F25D; F25D3/00; F25D3/12; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2574; Y10T137/2605; Y10T137/2617; Y10T137/7722; Y10T137/7781; Y10T137/7793; Y10T137/7805
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1510759A
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US1892741A
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US1943315A
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GB406974A
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US2097685A
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US2187398A
Cited
US2380537A
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US2507866A
Cited
US2450713A
Cited
US2608832A
Cited
US2636357A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-08-28 | 1960-02-27 | 1960-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-28 | 1964-02-27 | 1964-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-28 | 1968-02-27 | 1968-08-28 | $7700.00 | Window Closed / Lapsed |