US3011728A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coil winding machine
Assignee: Wagner Electric Corp
•
Filing: 1957-07-08
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Granted: 1961-12-05
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Expires: 1977-07-08
Abstract
No abstract record available.
Inventors
- 👤 Karl W Klinksiek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:31
CPC Classifications
B; B65; B65H; B65H54/00; B65H54/02; B65H54/28; B65H54/2893; B65H54/10; B65H54/20; B65H54/205; B65H54/283; H; H01; H01F; H01F41/00; H01F41/02; H01F41/04; H01F41/06; H01F41/082; B65H2601/00; B65H2601/50; B65H2601/52; B65H2601/524; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA525485A
Cited
US805265A
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US1507404A
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US1807199A
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US2597375A
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US2461855A
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US2698033A
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US2736346A
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US2770424A
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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) | 1964-12-04 | 1965-06-05 | 1965-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-04 | 1969-06-05 | 1969-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-04 | 1973-06-05 | 1973-12-05 | $7700.00 | Window Closed / Lapsed |