Patent US3035339A successfully refreshed from Google Patents.
US2861601A
Expired / Lapsed
US
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Coil winding machine
Assignee: Marco Industries Inc
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Filing: 1955-06-09
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Granted: 1958-11-25
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Expires: 1975-06-09
Abstract
No abstract record available.
Inventors
- 👤 Marzolf Robert George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:13
CPC Classifications
H; H02; H02K; H02K15/00; H02K15/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1401520A
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US1633068A
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US1642229A
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US2053764A
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US2011114A
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US2046883A
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US2114287A
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US2246608A
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US2317290A
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US2279323A
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US2697470A
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US2712836A
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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) | 1961-11-24 | 1962-05-26 | 1962-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-24 | 1966-05-26 | 1966-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-24 | 1970-05-26 | 1970-11-25 | $7700.00 | Window Closed / Lapsed |