US1018725A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for sinking wells.
Assignee: Individual
•
Filing: 1911-07-31
•
Granted: 1912-02-27
•
Expires: 1931-07-31
Abstract
No abstract record available.
Inventors
- 👤 George R Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:56
CPC Classifications
E; E02; E02D; E02D23/00; E02D23/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1915-02-26 | 1915-08-28 | 1916-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1919-02-26 | 1919-08-28 | 1920-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1923-02-26 | 1923-08-28 | 1924-02-27 | $7700.00 | Window Closed / Lapsed |