Patent US3034744A successfully refreshed from Google Patents.
US3034744A
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US
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Magnetic torque tension device
Assignee: Allied Control Co Inc
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Filing: 1959-05-12
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Granted: 1962-05-15
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Expires: 1979-05-12
Abstract
No abstract record available.
Inventors
- 👤 James E Bancroft
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:22
CPC Classifications
H; H02; H02K; H02K49/00; H02K49/06; H02K49/065; B; B65; B65H; B65H59/00; B65H59/10; B65H59/16; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB189905A
Cited
US1852842A
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US1745205A
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US2124422A
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US2339449A
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US2364375A
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US2464493A
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US2581142A
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US2705362A
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US2738937A
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US2839697A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-14 | 1965-11-13 | 1966-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-14 | 1969-11-13 | 1970-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-14 | 1973-11-13 | 1974-05-15 | $7700.00 | Window Closed / Lapsed |