Patent US820920A successfully refreshed from Google Patents.
US820920A
Expired / Lapsed
US
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Power-transmitting mechanism.
Assignee: Individual
•
Filing: 1905-11-28
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Granted: 1906-05-15
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Expires: 1925-11-28
Abstract
No abstract record available.
Inventors
- 👤 Talbot C Dexter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:00
CPC Classifications
F; F16; F16H; F16H21/00; F16H21/10; F16H21/40; B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/06; B60S1/16; B60S1/166; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18088; Y10T74/18184; Y10T74/21; Y10T74/2173
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) | 1909-05-14 | 1909-11-13 | 1910-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1913-05-14 | 1913-11-13 | 1914-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1917-05-14 | 1917-11-13 | 1918-05-15 | $7700.00 | Window Closed / Lapsed |