US2670826A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clutch
Assignee: Individual
•
Filing: 1946-07-23
•
Granted: 1954-03-02
•
Expires: 1966-07-23
Abstract
No abstract record available.
Inventors
- 👤 George W H Sussdorff
- 👤 Harry D Goodnow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:36
CPC Classifications
F; F16; F16D; F16D15/00; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19172; Y10T74/19219; Y10T74/19377; Y10T74/19414; Y10T74/19419; Y10T74/19442; Y10T74/19447
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE296507C
Cited
US1494611A
Cited
GB191307681A
Cited
US1895822A
Cited
US1991756A
Cited
FR850791A
Cited
US2377575A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-01 | 1957-08-31 | 1958-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-01 | 1961-08-31 | 1962-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-01 | 1965-08-31 | 1966-03-02 | $7700.00 | Window Closed / Lapsed |