US1928979A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spool and spool holder for threads, such as rayon or artificial silk
Assignee: Akzona Inc
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Filing: 1932-04-11
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Granted: 1933-10-03
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Expires: 1952-04-11
Abstract
No abstract record available.
Inventors
- 👤 Levison Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:29
CPC Classifications
B; B65; B65H; B65H54/00; B65H54/02; B65H54/40; B65H54/54; B65H54/543; 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) | 1936-10-02 | 1937-04-03 | 1937-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-10-02 | 1941-04-03 | 1941-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-10-02 | 1945-04-03 | 1945-10-03 | $7700.00 | Window Closed / Lapsed |