US2675185A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Winding and reeling mechanism
Assignee: IIT Research Institute
•
Filing: 1947-05-13
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Granted: 1954-04-13
•
Expires: 1967-05-13
Abstract
No abstract record available.
Inventors
- 👤 Raymond E Zenner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:41
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/18; G11B15/22; B; B65; B65H; B65H23/00; B65H23/04; B65H23/18; G11B23/00; G11B23/02; G11B23/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US832636A
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US812823A
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DE418762C
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AT139202B
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US2304913A
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US2191554A
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US2257172A
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US2325885A
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US2609998A
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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) | 1957-04-12 | 1957-10-12 | 1958-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-12 | 1961-10-12 | 1962-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-12 | 1965-10-12 | 1966-04-13 | $7700.00 | Window Closed / Lapsed |