Patent US2660794A successfully refreshed from Google Patents.
US2660794A
Expired / Lapsed
US
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Computing gun sight
Assignee: Unisys Corp
•
Filing: 1942-09-12
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Granted: 1953-12-01
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Expires: 1962-09-12
Abstract
No abstract record available.
Inventors
- 👤 Raymond C Goertz
- 👤 Harvard L Hull
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:18
CPC Classifications
F; F41; F41G; F41G3/00; F41G3/06; G; G06; G06G; G06G7/00; G06G7/48; G06G7/80
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2403117A
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US2405068A
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US2429467A
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GB482325A
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US2407665A
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US2407191A
Cited
US2414102A
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US2476300A
Cited
US2433006A
Cited
US2414108A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-30 | 1957-06-01 | 1957-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-30 | 1961-06-01 | 1961-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-30 | 1965-06-01 | 1965-12-01 | $7700.00 | Window Closed / Lapsed |