US2688883A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible connection for worms
Assignee: N V Nederlandsche Machinefabriek "artillerie-Inrichtingen"
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Filing: 1953-04-06
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Granted: 1954-09-14
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Expires: 1973-04-06
Abstract
No abstract record available.
Inventors
- 👤 Johan W Schut
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:54
CPC Classifications
B; B23; B23Q; B23Q17/00; B23Q17/09; B23Q17/0952; B23Q17/0971; B23Q17/0976; B23Q5/00; B23Q5/22; B23Q5/34; B23Q5/38; B23Q5/385; B23Q5/40; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18072; Y10T74/19; Y10T74/19633; Y10T74/19642; Y10T74/19698; Y10T74/19828
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-13 | 1958-03-15 | 1958-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-13 | 1962-03-15 | 1962-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-13 | 1966-03-15 | 1966-09-14 | $7700.00 | Window Closed / Lapsed |