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US2678725A
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Apparatus for classifying articles by color
Assignee: General Electric Co
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Filing: 1949-12-29
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Granted: 1954-05-18
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Expires: 1969-12-29
Abstract
No abstract record available.
Inventors
- 👤 Woodrow R Jacobson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:04
CPC Classifications
B; B07; B07C; B07C5/00; B07C5/34; B07C5/342
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2183606A
Cited
US2114867A
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US2066934A
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US2162529A
Cited
US2244826A
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US2316375A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-17 | 1957-11-16 | 1958-05-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-17 | 1961-11-16 | 1962-05-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-17 | 1965-11-16 | 1966-05-18 | $7700.00 | Window Closed / Lapsed |