Patent US1082993A successfully refreshed from Google Patents.
US2617982A
Expired / Lapsed
US
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Radio gun control system
Assignee: Unisys Corp
•
Filing: 1942-04-30
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Granted: 1952-11-11
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Expires: 1962-04-30
Abstract
No abstract record available.
Inventors
- 👤 Carl G Holschuh
- 👤 Gifford E White
- 👤 Walter W Mieher
- 👤 James E Shepherd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:33
CPC Classifications
F; F41; F41G; F41G5/00; F41G5/12; G; G01; G01S; G01S13/00; G01S13/02; G01S13/06; G01S13/42; G01S13/422
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1937336A
Cited
US1924174A
Cited
US2003661A
Cited
US2065303A
Cited
GB406903A
Cited
US2083242A
Cited
US2079625A
Cited
GB455765A
Cited
US2098287A
Cited
US2176469A
Cited
US2235826A
Cited
FR812975A
Cited
GB497147A
Cited
US2231929A
Cited
US2241809A
Cited
US2257757A
Cited
US2263377A
Cited
GB526658A
Cited
US2412702A
Cited
US2404527A
Cited
US2408414A
Cited
US2298476A
Cited
US2268643A
Cited
US2409448A
Cited
US2334247A
Cited
US2423104A
Cited
US2345932A
Cited
US2445213A
Cited
US2409462A
Cited
US2426189A
Cited
US2412612A
Cited
US2400791A
Cited
US2426218A
Cited
US2473175A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-11 | 1956-05-12 | 1956-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-11 | 1960-05-12 | 1960-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-11 | 1964-05-12 | 1964-11-11 | $7700.00 | Window Closed / Lapsed |