Patent US2367260A successfully refreshed from Google Patents.
US2367260A
Expired / Lapsed
US
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Pressure and vacuum relief device
Assignee: Pacific Flush Tank Co
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Filing: 1942-05-02
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Granted: 1945-01-16
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Expires: 1962-05-02
Abstract
No abstract record available.
Inventors
- 👤 Beddoes Hubert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:27
CPC Classifications
C; C02; C02F; C02F3/00; C02F3/28; F; F16; F16K; F16K15/00; F16K15/02; F16K15/06; F16K15/063; F16K17/00; F16K17/18; F16K17/19; Y; Y10; Y10S; Y10S210/00; Y10S210/09; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7771; Y10T137/7781; Y10T137/7835; Y10T137/7836; Y10T137/7837; Y10T137/7897; Y10T137/7904; Y10T137/7905; Y10T137/8593; Y10T137/86236; Y10T137/86252; Y10T137/86292; Y10T137/86348
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) | 1948-01-16 | 1948-07-17 | 1949-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-01-16 | 1952-07-17 | 1953-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-01-16 | 1956-07-17 | 1957-01-16 | $7700.00 | Window Closed / Lapsed |