US3407590A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of thermally processing thermoplastic yarns
Assignee: Burlington Industries Inc
•
Filing: 1966-04-21
•
Granted: 1968-10-29
•
Expires: 1986-04-21
Abstract
No abstract record available.
Inventors
- 👤 Herbert J Woods
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:21
CPC Classifications
D; D06; D06C; D06C29/00; D02; D02G; D02G1/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2207229A
Cited
US2772191A
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US3025659A
Cited
US2918778A
Cited
GB901069A
Cited
US3103448A
Cited
US3132462A
Cited
US3151439A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-29 | 1972-04-29 | 1972-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-29 | 1976-04-29 | 1976-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-29 | 1980-04-29 | 1980-10-29 | $7700.00 | Window Closed / Lapsed |