Patent US3241588A successfully refreshed from Google Patents.
US3241588A
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Method and means for providing multiple wings as a unit
Assignee: Kleer-Vu Industries Inc
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Filing: 1962-02-13
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Granted: 1966-03-22
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Expires: 1982-02-13
Abstract
No abstract record available.
Inventors
- 👤 Osher Benjamin
- 👤 Levi B Leisey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:32
CPC Classifications
B; B42; B42B; B42B5/00; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1054
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2845975A
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US2926714A
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US3021947A
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US2973797A
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US2974717A
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US3013930A
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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) | 1969-03-21 | 1969-09-20 | 1970-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-21 | 1973-09-20 | 1974-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-21 | 1977-09-20 | 1978-03-22 | $7700.00 | Window Closed / Lapsed |