Patent US1052982A successfully refreshed from Google Patents.
US871666A
Expired / Lapsed
US
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Valve for sterilizers.
Assignee: Individual
•
Filing: 1906-06-07
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Granted: 1907-11-19
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Expires: 1926-06-07
Abstract
No abstract record available.
Inventors
- 👤 Samuel Bingham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:03
CPC Classifications
F; F16; F16K; F16K1/00; F16K1/32; F16K1/34; F16K1/44; F16K1/443; F16K1/446; Y; Y10; Y10T; Y10T137/00; Y10T137/4238; Y10T137/4245; Y10T137/4266; Y10T137/6416; Y10T137/6851; Y10T137/7036; Y10T137/8593; Y10T137/877; Y10T137/87708
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) | 1910-11-18 | 1911-05-20 | 1911-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-11-18 | 1915-05-20 | 1915-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-11-18 | 1919-05-20 | 1919-11-19 | $7700.00 | Window Closed / Lapsed |