Patent US2990603A successfully refreshed from Google Patents.
US2990603A
Expired / Lapsed
US
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Apparatus for draw-stretching and winding yarn
Assignee: Leesona Corp
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Filing: 1958-04-23
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Granted: 1961-07-04
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Expires: 1978-04-23
Abstract
No abstract record available.
Inventors
- 👤 John V Keith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:35
CPC Classifications
D; D02; D02J; D02J1/00; D02J1/22; D02J1/227; B; B65; B65H; B65H59/00; B65H59/38; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-03 | 1965-01-02 | 1965-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-03 | 1969-01-02 | 1969-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-03 | 1973-01-02 | 1973-07-04 | $7700.00 | Window Closed / Lapsed |