US3495390A
Expired / Lapsed
US
⏱️ 0.0 years remaining
False twisting method and apparatus
Assignee: JP Stevens and Co Inc
•
Filing: 1968-06-20
•
Granted: 1970-02-17
•
Expires: 1988-06-20
Abstract
No abstract record available.
Inventors
- 👤 James D Cummings
- 👤 Arthur Harold Gibbs
- 👤 Billy L Sears
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:39
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3026668A
Cited
US2991614A
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US2988867A
Cited
US3114999A
Cited
US3327461A
Cited
US3386143A
Cited
US3422613A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |