Patent US2780838A successfully refreshed from Google Patents.
US2780838A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Textile fiber package
Assignee: Pacific Mills
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Filing: 1954-04-19
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Granted: 1957-02-12
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Expires: 1974-04-19
Abstract
No abstract record available.
Inventors
- 👤 Robert C Wilkie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:39
CPC Classifications
D; D06; D06B; D06B5/00; D06B5/12; D06B5/14; D06B2700/00; D06B2700/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US332513A
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US403304A
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US406143A
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US678134A
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US1825974A
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US2394165A
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US2421336A
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US2487833A
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US2478960A
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US2487841A
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US2575839A
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US2647285A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-12 | 1960-08-13 | 1961-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-12 | 1964-08-13 | 1965-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-12 | 1968-08-13 | 1969-02-12 | $7700.00 | Window Closed / Lapsed |