US1469700A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power-transmission device
Assignee: Individual
•
Filing: 1920-12-21
•
Granted: 1923-10-02
•
Expires: 1940-12-21
Abstract
No abstract record available.
Inventors
- 👤 Lewis W Sheldon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:49
CPC Classifications
F; F16; F16H; F16H48/00; F16H48/20; F16H48/295; F16D; F16D41/00; F16D41/12; F16D41/16; F16H48/12; F16H48/16; F16H48/30; F16H2048/305
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) | 1926-10-01 | 1927-04-02 | 1927-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-10-01 | 1931-04-02 | 1931-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-10-01 | 1935-04-02 | 1935-10-02 | $7700.00 | Window Closed / Lapsed |