US2889014A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Two-shoe brake mechanism
Assignee: General Electric Co
•
Filing: 1955-05-12
•
Granted: 1959-06-02
•
Expires: 1975-05-12
Abstract
No abstract record available.
Inventors
- 👤 Ernest F Goetz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:26
CPC Classifications
F; F16; F16D; F16D59/00; F16D59/02; F16D49/00; F16D49/16; F16D2121/00; F16D2121/18; F16D2121/20; F16D2121/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1672314A
Cited
US1852857A
Cited
US1784283A
Cited
US2308340A
Cited
US2363152A
Cited
US2436880A
Cited
US2731115A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-06-01 | 1962-12-01 | 1963-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-01 | 1966-12-01 | 1967-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-01 | 1970-12-01 | 1971-06-02 | $7700.00 | Window Closed / Lapsed |