Patent US3435957A successfully refreshed from Google Patents.
Patent US3566412A successfully refreshed from Google Patents.
US3566412A
Expired / Lapsed
US
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Flame-resistant fabric composition
Assignee: Celanese Corp
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Filing: 1968-08-27
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Granted: 1971-03-02
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Expires: 1988-08-27
Abstract
Abstract THE FLAMMABILITY OF SEWN TEXTILE STRUCTURES IS REDUCED BY USING MELTABLE SEWING THREAD IN ALL MANUFACTURING OPERATIONS REQUIRING A SEWING PROCESS STEP.
Inventors
- 👤 William John Myles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:26
CPC Classifications
A; A41; A41D; A41D31/00; A41D31/04; A41D31/08; D; D06; D06M; D06M23/00; D06M23/16; D06M23/18; D10; D10B; D10B2331/00; D10B2331/02; D10B2331/021; Y; Y10; Y10S; Y10S428/00; Y10S428/92; Y10S428/921
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) | 1974-03-01 | 1974-08-31 | 1975-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-01 | 1978-08-31 | 1979-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-01 | 1982-08-31 | 1983-03-02 | $7700.00 | Window Closed / Lapsed |