US2514264A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brake of the torsion spring and drum type
Assignee: Individual
•
Filing: 1946-11-14
•
Granted: 1950-07-04
•
Expires: 1966-11-14
Abstract
No abstract record available.
Inventors
- 👤 Soper Horace Nettleship
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:12
CPC Classifications
B; B65; B65H; B65H59/00; B65H59/02; B65H59/06; B65H59/40; F; F16; F16D; F16D49/00; F16D49/02; F16D49/04; H; H01; H01F; H01F41/00; H01F41/02; H01F41/04; H01F41/06; H01F41/094
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US223133A
Cited
US434537A
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US590533A
Cited
US1158406A
Cited
US1487853A
Cited
US1414996A
Cited
US1708344A
Cited
US1997727A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-03 | 1954-01-02 | 1954-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-03 | 1958-01-02 | 1958-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-03 | 1962-01-02 | 1962-07-04 | $7700.00 | Window Closed / Lapsed |