Patent US15960A successfully refreshed from Google Patents.
US15960A
Expired / Lapsed
US
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Puppet-valve
Assignee: —
•
Filing: —
•
Granted: 1856-10-28
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Expires: 1873-10-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:01
CPC Classifications
F; F01; F01L; F01L1/00; F01L1/32; F16; F16K; F16K15/00; F16K15/02; F16K15/06; F16K15/063; F16K15/066; Y; Y10; Y10T; Y10T137/00; Y10T137/6198; Y10T137/6253; Y10T137/6307; Y10T137/7722; Y10T137/7837; Y10T137/7838; Y10T137/7842
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) | 1859-10-28 | 1860-04-28 | 1860-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1863-10-28 | 1864-04-28 | 1864-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1867-10-28 | 1868-04-28 | 1868-10-28 | $7700.00 | Window Closed / Lapsed |