US3444017A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for making a pile fabric
Assignee: Individual
•
Filing: 1965-10-21
•
Granted: 1969-05-13
•
Expires: 1985-10-21
Abstract
No abstract record available.
Inventors
- 👤 Hubert Kleinermanns
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:24
CPC Classifications
D; D05; D05C; D05C15/00; D04; D04G; D04G3/00; D04G3/02; Y; Y10; Y10T; Y10T83/00; Y10T83/727; Y10T83/736
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1653936A
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US2495666A
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US3162080A
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US3278363A
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US3240176A
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US3385751A
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US3359934A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-12 | 1972-11-11 | 1973-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-12 | 1976-11-11 | 1977-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-12 | 1980-11-11 | 1981-05-13 | $7700.00 | Window Closed / Lapsed |