US2871383A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric coupling and brake
Assignee: Eaton Corp
•
Filing: 1956-05-14
•
Granted: 1959-01-27
•
Expires: 1976-05-14
Abstract
No abstract record available.
Inventors
- 👤 William F King
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:26
CPC Classifications
H; H02; H02K; H02K49/00; H02K49/02; H02K49/04; H02K49/043
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE218400C
Cited
US2409557A
Cited
GB559109A
Cited
US2367636A
Cited
US2389572A
Cited
US2411122A
Cited
US2428104A
Cited
US2603678A
Cited
US2529974A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-26 | 1962-07-28 | 1963-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-26 | 1966-07-28 | 1967-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-26 | 1970-07-28 | 1971-01-27 | $7700.00 | Window Closed / Lapsed |