Patent US3790655A successfully refreshed from Google Patents.
US3790655A
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Method for commingling and orienting colored sets of thermoplastic filaments
Assignee: E B & A C Whiting Co
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Filing: 1971-03-02
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Granted: 1974-02-05
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Expires: 1991-03-02
Abstract
Abstract Differently colored sets of unoriented thermoplastic filaments are passed along converging paths and then commingled to form a multi-colored filament web. This web is subsequently heated to the orientation temperature of the filaments and then stretched along the ?
Inventors
- 👤 F Cramton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 18:19
CPC Classifications
D; D01; D01D; D01D11/00; D01D11/02; Y; Y10; Y10S; Y10S264/00; Y10S264/75
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-02-04 | 1977-08-06 | 1978-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-02-04 | 1981-08-06 | 1982-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-02-04 | 1985-08-06 | 1986-02-05 | $7700.00 | Window Closed / Lapsed |