US645560A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve.
Assignee: G H CONNELL
•
Filing: 1896-05-20
•
Granted: 1900-03-20
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Expires: 1916-05-20
Abstract
No abstract record available.
Inventors
- 👤 John C Fox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:35
CPC Classifications
F; F15; F15B; F15B13/00; F15B13/02; F15B13/04; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87169; Y10T137/87233; Y10T137/87241; Y10T137/87265; Y10T408/00; Y10T408/16
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) | 1903-03-20 | 1903-09-19 | 1904-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1907-03-20 | 1907-09-19 | 1908-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1911-03-20 | 1911-09-19 | 1912-03-20 | $7700.00 | Window Closed / Lapsed |