Patent US3413825A successfully refreshed from Google Patents.
US3413825A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metering warp knit fabrics
Assignee: Celanese Corp
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Filing: 1967-06-30
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Granted: 1968-12-03
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Expires: 1987-06-30
Abstract
No abstract record available.
Inventors
- 👤 Allen R Winch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:42
CPC Classifications
D; D04; D04B; D04B21/00; D04B21/10; D10; D10B; D10B2403/00; D10B2403/02; D10B2403/024; D10B2403/0242
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1831403A
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US2093824A
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US2601620A
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US2711168A
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US2764976A
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US3075228A
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GB896282A
Cited
US3208093A
Cited
US3255615A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |