US2843225A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor and brake mechanism
Assignee: Jeffrey Manufacturing Co
•
Filing: 1953-09-11
•
Granted: 1958-07-15
•
Expires: 1973-09-11
Abstract
No abstract record available.
Inventors
- 👤 Frank C Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 03:51
CPC Classifications
F; F16; F16D; F16D55/00; F16D55/02; F16D55/22; F16D55/224; F16D55/225; F16D55/226; F16D55/2265; F16D55/227; B; B60; B60P; B60P1/00; B60P1/56; F16D2121/00; F16D2121/02; F16D2121/14; F16D2123/00; F16D2125/00; F16D2125/18; F16D2125/20; F16D2125/34; F16D2125/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1711602A
Cited
US2013492A
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US1875095A
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US1928866A
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US2109722A
Cited
US2351041A
Cited
GB638561A
Cited
US2657772A
Cited
US2612968A
Cited
US2711802A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-14 | 1962-01-13 | 1962-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-14 | 1966-01-13 | 1966-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-14 | 1970-01-13 | 1970-07-15 | $7700.00 | Window Closed / Lapsed |