US1066052A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elevator.
Assignee: Individual
•
Filing: 1907-09-07
•
Granted: 1913-07-01
•
Expires: 1927-09-07
Abstract
No abstract record available.
Inventors
- 👤 Isaac B Ritter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:04
CPC Classifications
B; B66; B66B; B66B7/00; B66B7/02; B66B7/022; B66B11/00; B66B11/04; B66B11/043; B66B11/0469
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) | 1916-06-30 | 1916-12-30 | 1917-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1920-06-30 | 1920-12-30 | 1921-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1924-06-30 | 1924-12-30 | 1925-07-01 | $7700.00 | Window Closed / Lapsed |