Patent US2159102A successfully refreshed from Google Patents.
US2159102A
Expired / Lapsed
US
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Winding machinery for yarns, threads, ribbons, and the like
Assignee: Celanese Corp
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Filing: 1936-02-12
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Granted: 1939-05-23
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Expires: 1956-02-12
Abstract
No abstract record available.
Inventors
- 👤 Pool William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:48
CPC Classifications
B; B65; B65H; B65H54/00; B65H54/02; B65H54/40; B65H54/42; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1942-05-22 | 1942-11-21 | 1943-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-05-22 | 1946-11-21 | 1947-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-05-22 | 1950-11-21 | 1951-05-23 | $7700.00 | Window Closed / Lapsed |