Patent US3409946A successfully refreshed from Google Patents.
US3409946A
Expired / Lapsed
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Apparatus for drafting textile fibrous strands
Assignee: REED-CHATWOOD Inc
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Filing: 1966-07-05
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Granted: 1968-11-12
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Expires: 1986-07-05
Abstract
No abstract record available.
Inventors
- 👤 Joe R Whitehurst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:23
CPC Classifications
D; D01; D01H; D01H5/00; D01H5/18; D01H5/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US241851A
Cited
FR510073A
Cited
FR554471A
Cited
US1586735A
Cited
US1784659A
Cited
US1973582A
Cited
DE715839C
Cited
DE908948C
Cited
US2695428A
Cited
FR1283279A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-12 | 1972-05-13 | 1972-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-12 | 1976-05-13 | 1976-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-12 | 1980-05-13 | 1980-11-12 | $7700.00 | Window Closed / Lapsed |