Patent US380040A successfully refreshed from Google Patents.
Patent US1061698A successfully refreshed from Google Patents.
US1061698A
Expired / Lapsed
US
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Valve.
Assignee: Individual
•
Filing: 1912-04-03
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Granted: 1913-05-13
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Expires: 1932-04-03
Abstract
No abstract record available.
Inventors
- 👤 Cornelius Spillan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:45
CPC Classifications
F; F16; F16K; F16K17/00; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7723; Y10T137/773; Y10T137/7781; Y10T137/7832; Y10T137/8593; Y10T137/87917; Y10T137/88046
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) | 1916-05-12 | 1916-11-11 | 1917-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1920-05-12 | 1920-11-11 | 1921-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1924-05-12 | 1924-11-11 | 1925-05-13 | $7700.00 | Window Closed / Lapsed |