Patent EP0341886A2 successfully refreshed from Google Patents.
US2829487A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Yarn spindle
Assignee: Leesona Corp
•
Filing: 1955-04-25
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Granted: 1958-04-08
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Expires: 1975-04-25
Abstract
No abstract record available.
Inventors
- 👤 Nicholas J Stoddard
- 👤 Warren A Seem
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:15
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/02; D02G1/0206; D02G1/0266
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2049945A
Cited
US2089239A
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FR816857A
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US2304370A
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US2655781A
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US2379806A
Cited
DE804653C
Cited
US2609254A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-07 | 1961-10-07 | 1962-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-07 | 1965-10-07 | 1966-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-07 | 1969-10-07 | 1970-04-08 | $7700.00 | Window Closed / Lapsed |