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US2497319A
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Automatic release-and-catch coupling device
Assignee: International Motors LLC
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Filing: 1946-04-20
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Granted: 1950-02-14
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Expires: 1966-04-20
Abstract
No abstract record available.
Inventors
- 👤 Carl W Mott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 04:05
CPC Classifications
A; A01; A01B; A01B61/00; A01B61/04; A01B63/00; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32426; Y10T403/32442; Y10T403/32451; Y10T403/32459; Y10T403/59; Y10T403/591; Y10T403/595; Y10T403/599; Y10T74/00; Y10T74/21; Y10T74/2142; Y10T74/2159
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) | 1953-02-13 | 1953-08-15 | 1954-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-13 | 1957-08-15 | 1958-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-13 | 1961-08-15 | 1962-02-14 | $7700.00 | Window Closed / Lapsed |