US2861436A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Devices for coupling together adjacent shaft sections in particular in direct drive spindle spinning machines
Assignee: BREMATEX SOC
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Filing: 1957-01-30
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Granted: 1958-11-25
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Expires: 1977-01-30
Abstract
No abstract record available.
Inventors
- 👤 Leutert Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 22:12
CPC Classifications
F; F16; F16D; F16D1/00; F16D1/02; Y; Y10; Y10T; Y10T403/00; Y10T403/57; Y10T403/5733; Y10T403/5741
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) | 1961-11-24 | 1962-05-26 | 1962-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-24 | 1966-05-26 | 1966-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-24 | 1970-05-26 | 1970-11-25 | $7700.00 | Window Closed / Lapsed |