US883431A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power-transmission device.
Assignee: Individual
•
Filing: 1907-04-10
•
Granted: 1908-03-31
•
Expires: 1927-04-10
Abstract
No abstract record available.
Inventors
- 👤 Rufus M Thornburg
- 👤 Morton C Thornburg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 23:56
CPC Classifications
F; F16; F16H; F16H29/00; F16H29/02; F16H29/04; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1503; Y10T74/1508; Y10T74/151; Y10T74/19; Y10T74/1956; Y10T74/19565
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) | 1911-03-31 | 1911-09-30 | 1912-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1915-03-31 | 1915-09-30 | 1916-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1919-03-31 | 1919-09-30 | 1920-03-31 | $7700.00 | Window Closed / Lapsed |