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US3421186A
Expired / Lapsed
US
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Mixing textile fibre slivers
Assignee: Brevets et Applications Textiles Brevatex
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Filing: 1966-04-26
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Granted: 1969-01-14
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Expires: 1986-04-26
Abstract
No abstract record available.
Inventors
- 👤 Hubert Halleux
- 👤 Michel Masurel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:58
CPC Classifications
D; D01; D01H; D01H5/00; D01H5/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US277606A
Cited
US630813A
Cited
US1619985A
Cited
GB498148A
Cited
US2896269A
Cited
US3063101A
Cited
US3327356A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-14 | 1972-07-15 | 1973-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-14 | 1976-07-15 | 1977-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-14 | 1980-07-15 | 1981-01-14 | $7700.00 | Window Closed / Lapsed |