US2950520A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tow-processing apparatus which includes a knot-detecting assembly
Assignee: Wyeth Holdings LLC
•
Filing: 1956-09-14
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Granted: 1960-08-30
•
Expires: 1976-09-14
Abstract
No abstract record available.
Inventors
- 👤 Sonnino Mario
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:46
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US479358A
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US1499929A
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US1905259A
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FR707652A
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US1988350A
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US2329427A
Cited
US2670503A
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US2748430A
Cited
US2803502A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-30 | 1964-02-29 | 1964-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-30 | 1968-02-29 | 1968-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-30 | 1972-02-29 | 1972-08-30 | $7700.00 | Window Closed / Lapsed |