US2534397A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synchronizing bomb sight
Assignee: Individual
•
Filing: 1935-04-05
•
Granted: 1950-12-19
•
Expires: 1955-04-05
Abstract
No abstract record available.
Inventors
- 👤 Theodore H Barth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:17
CPC Classifications
B; B64; B64D; B64D1/00; B64D1/02; B64D1/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1800931A
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US1786059A
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US2105147A
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US2428678A
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US2118041A
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US2408356A
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US1936576A
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US2162698A
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US2438532A
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US2194141A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-18 | 1954-06-19 | 1954-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-18 | 1958-06-19 | 1958-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-18 | 1962-06-19 | 1962-12-19 | $7700.00 | Window Closed / Lapsed |