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US2934217A
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Automatic couplers for railway and like vehicles
Assignee: Siemens Mobility Ltd
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Filing: 1956-12-19
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Granted: 1960-04-26
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Expires: 1976-12-19
Abstract
No abstract record available.
Inventors
- 👤 Simmons Arthur William
- 👤 Kershaw John William Greenwood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:10
CPC Classifications
B; B61; B61G; B61G5/00; B61G5/06; B61G5/08; B60; B60T; B60T17/00; B60T17/04; B60T17/043; H; H01; H01H; H01H49/00; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7771
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-26 | 1963-10-26 | 1964-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-26 | 1967-10-26 | 1968-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-26 | 1971-10-26 | 1972-04-26 | $7700.00 | Window Closed / Lapsed |