Patent US3411281A successfully refreshed from Google Patents.
US3411281A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for indicating broken threads in spinning machines
Assignee: Individual
•
Filing: 1966-01-17
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Granted: 1968-11-19
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Expires: 1986-01-17
Abstract
No abstract record available.
Inventors
- 👤 Guido Carlo
- 👤 Para Francesco Foglio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:39
CPC Classifications
D; D01; D01H; D01H13/00; D01H13/14; D01H13/145
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1725469A
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US1735102A
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US1747991A
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US2003353A
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US2221869A
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FR1059897A
Cited
FR1149186A
Cited
GB942791A
Cited
US3042328A
Cited
US3128590A
Cited
US3262180A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-19 | 1972-05-20 | 1972-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-19 | 1976-05-20 | 1976-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-19 | 1980-05-20 | 1980-11-19 | $7700.00 | Window Closed / Lapsed |