Patent US2618444A successfully refreshed from Google Patents.
US2618444A
Expired / Lapsed
US
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Yarn tensioning
Assignee: Individual
•
Filing: 1950-07-28
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Granted: 1952-11-18
•
Expires: 1970-07-28
Abstract
No abstract record available.
Inventors
- 👤 Charlotte C Taggart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:28
CPC Classifications
D; D04; D04B; D04B15/00; D04B15/38; D04B15/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US988444A
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US1022512A
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US1967210A
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US2005975A
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US2052226A
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US2104809A
Cited
US2160780A
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US2171826A
Cited
US2224298A
Cited
US2164803A
Cited
US2202323A
Cited
US2393995A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-18 | 1956-05-19 | 1956-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-18 | 1960-05-19 | 1960-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-18 | 1964-05-19 | 1964-11-18 | $7700.00 | Window Closed / Lapsed |