US2551835A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Powek transmission
Assignee: —
•
Filing: —
•
Granted: 1951-05-08
•
Expires: 1968-05-08
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:00
CPC Classifications
F; F02; F02D; F02D11/00; F02D11/06; F02D11/10; F02D11/04; F02D11/02; B; B60; B60Y; B60Y2200/00; B60Y2200/10; B60Y2200/11; B60Y2200/114
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2328291A
Cited
US2051553A
Cited
US2333668A
Cited
US2281916A
Cited
US2314570A
Cited
US2440055A
Cited
US2348763A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-07 | 1954-11-06 | 1955-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-07 | 1958-11-06 | 1959-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-07 | 1962-11-06 | 1963-05-08 | $7700.00 | Window Closed / Lapsed |