US2771250A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrector unit for a coil winding machine
Assignee: Collins Radio Co
•
Filing: 1953-06-09
•
Granted: 1956-11-20
•
Expires: 1973-06-09
Abstract
No abstract record available.
Inventors
- 👤 Phineas J Icenbice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:16
CPC Classifications
B; B65; B65H; B65H54/00; B65H54/02; B65H54/28; B65H54/2848; B65H54/2854; B65H54/2869; B65H54/2875; H; H01; H01F; H01F41/00; H01F41/02; H01F41/04; H01F41/06; H01F41/082; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2101; Y10T74/2102
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2451243A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-20 | 1960-05-21 | 1960-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-20 | 1964-05-21 | 1964-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-20 | 1968-05-21 | 1968-11-20 | $7700.00 | Window Closed / Lapsed |