US2665928A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coupling
Assignee: Case LLC
•
Filing: 1948-10-27
•
Granted: 1954-01-12
•
Expires: 1968-10-27
Abstract
No abstract record available.
Inventors
- 👤 Gene L Omon
- 👤 Kurt E Hohnl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:30
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/22; F16L37/23; F16L37/28; F16L37/30; F16L37/32; F16B; F16B2200/00; F16B2200/69; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87917; Y10T137/87925; Y10T137/87941; Y10T137/87949; Y10T137/87957
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US166489A
Cited
US804272A
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US1105255A
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US1493306A
Cited
US1811166A
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US2232739A
Cited
US2135222A
Cited
US2192425A
Cited
GB552435A
Cited
US2473973A
Cited
US2413571A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-11 | 1957-07-13 | 1958-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-11 | 1961-07-13 | 1962-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-11 | 1965-07-13 | 1966-01-12 | $7700.00 | Window Closed / Lapsed |