US1217752A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Excavator.
Assignee: Individual
•
Filing: 1916-11-15
•
Granted: 1917-02-27
•
Expires: 1936-11-15
Abstract
No abstract record available.
Inventors
- 👤 George H Greimann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:26
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/08
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) | 1920-02-27 | 1920-08-28 | 1921-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-02-27 | 1924-08-28 | 1925-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-02-27 | 1928-08-28 | 1929-02-27 | $7700.00 | Window Closed / Lapsed |