US2670150A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bobbin handling mechanism
Assignee: Abbott Machine Co Inc
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Filing: 1951-06-18
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Granted: 1954-02-23
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Expires: 1971-06-18
Abstract
No abstract record available.
Inventors
- 👤 Winthrop L Perry
- 👤 Joseph E Ring
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:08
CPC Classifications
B; B65; B65H; B65H54/00; B65H54/02; B65H54/10; B65H54/14; 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) | 1957-02-22 | 1957-08-24 | 1958-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-22 | 1961-08-24 | 1962-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-22 | 1965-08-24 | 1966-02-23 | $7700.00 | Window Closed / Lapsed |