Patent US1066426A successfully refreshed from Google Patents.
US1066426A
Expired / Lapsed
US
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Combined check and stop valve.
Assignee: Individual
•
Filing: 1912-03-07
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Granted: 1913-07-01
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Expires: 1932-03-07
Abstract
No abstract record available.
Inventors
- 👤 Baptiste Celie
- 👤 Harry C Ayerst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:31
CPC Classifications
F; F16; F16K; F16K5/00; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87917; Y10T137/88022
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) | 1916-06-30 | 1916-12-30 | 1917-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1920-06-30 | 1920-12-30 | 1921-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1924-06-30 | 1924-12-30 | 1925-07-01 | $7700.00 | Window Closed / Lapsed |