US617779A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elevator
Assignee: —
•
Filing: —
•
Granted: 1899-01-17
•
Expires: 1916-01-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:07
CPC Classifications
B; B66; B66B; B66B23/00; B66B23/08; B66B21/00; B66B21/02; B66B21/06; B66B23/02; B66B23/04
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) | 1902-01-17 | 1902-07-19 | 1903-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1906-01-17 | 1906-07-19 | 1907-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1910-01-17 | 1910-07-19 | 1911-01-18 | $7700.00 | Window Closed / Lapsed |