US3406510A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for use in connection with prespinning, spinning and twisting
Assignee: Individual
•
Filing: 1966-04-01
•
Granted: 1968-10-22
•
Expires: 1986-04-01
Abstract
No abstract record available.
Inventors
- 👤 Keyser Johann Jacob
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 01:16
CPC Classifications
D; D01; D01H; D01H13/00; D01H13/04; D01H1/00; D01H1/10; D01H1/101; D01H1/103
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1913616A
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US2482654A
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US2518491A
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US3119225A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-22 | 1972-04-22 | 1972-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-22 | 1976-04-22 | 1976-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-22 | 1980-04-22 | 1980-10-22 | $7700.00 | Window Closed / Lapsed |