Patent US3010368A successfully refreshed from Google Patents.
US3010368A
Expired / Lapsed
US
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High temperature periscope
Assignee: BAIL BROTHERS Co Inc
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Filing: 1960-06-16
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Granted: 1961-11-28
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Expires: 1980-06-16
Abstract
No abstract record available.
Inventors
- 👤 James W Jelinek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:28
CPC Classifications
G; G02; G02B; G02B27/00; G02B27/0006; G02B23/00; G02B23/02; G02B23/08; G02B7/00; G02B7/18; G02B7/181; G02B7/1815
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-27 | 1965-05-29 | 1965-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-27 | 1969-05-29 | 1969-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-27 | 1973-05-29 | 1973-11-28 | $7700.00 | Window Closed / Lapsed |