US771194A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve-reseating device.
Assignee: Leavitt Machine Co
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Filing: 1904-04-25
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Granted: 1904-09-27
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Expires: 1924-04-25
Abstract
No abstract record available.
Inventors
- 👤 Thomas B Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:44
CPC Classifications
B; B23; B23Q; B23Q9/00; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T408/557; Y10T408/558; Y10T408/5587; Y10T408/564; Y10T408/5647
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) | 1907-09-27 | 1908-03-28 | 1908-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1911-09-27 | 1912-03-28 | 1912-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1915-09-27 | 1916-03-28 | 1916-09-27 | $7700.00 | Window Closed / Lapsed |