Patent US862639A successfully refreshed from Google Patents.
US862639A
Expired / Lapsed
US
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Lazy-tongs elevator.
Assignee: Individual
•
Filing: 1905-10-18
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Granted: 1907-08-06
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Expires: 1925-10-18
Abstract
No abstract record available.
Inventors
- 👤 Ambrose Jefferis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:04
CPC Classifications
B; B66; B66F; B66F3/00; B66F3/22; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20582; Y10T74/20588; Y10T74/20594
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) | 1910-08-05 | 1911-02-04 | 1911-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-08-05 | 1915-02-04 | 1915-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-08-05 | 1919-02-04 | 1919-08-06 | $7700.00 | Window Closed / Lapsed |