Patent US2610822A successfully refreshed from Google Patents.
US2610822A
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Valve for pressure control systems
Assignee: Motors Liquidation Co
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Filing: 1951-06-14
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Granted: 1952-09-16
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Expires: 1971-06-14
Abstract
No abstract record available.
Inventors
- 👤 Jr Albert Lemos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:03
CPC Classifications
F; F16; F16K; F16K17/00; F16K17/20; F16K17/22; F16K17/24; F16K17/28; F16K17/30; B; B60; B60L; B60L15/00; B60L15/32; B60L15/34; B60T; B60T15/00; B60T15/02; B60T15/04; B60T15/16; B60L2200/00; B60L2200/26; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7847
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-16 | 1956-03-17 | 1956-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-16 | 1960-03-17 | 1960-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-16 | 1964-03-17 | 1964-09-16 | $7700.00 | Window Closed / Lapsed |