US2648723A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inspection system
Assignee: RCA Corp
•
Filing: 1948-12-30
•
Granted: 1953-08-11
•
Expires: 1968-12-30
Abstract
No abstract record available.
Inventors
- 👤 Alfred N Goldsmith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:02
CPC Classifications
G; G01; G01B; G01B11/00; G01B11/02; G01B11/022; G01N; G01N21/00; G01N21/84; G01N21/88; G01N21/89
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2183606A
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US2073370A
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US1987441A
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US2134757A
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US2262942A
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US2240722A
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US2244826A
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US2454651A
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US2307728A
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US2324270A
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US2247684A
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US2458649A
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US2339754A
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US2403975A
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US2488430A
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US2446628A
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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) | 1956-08-10 | 1957-02-09 | 1957-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-10 | 1961-02-09 | 1961-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-10 | 1965-02-09 | 1965-08-11 | $7700.00 | Window Closed / Lapsed |