US2590018A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of colored images
Assignee: General Electric Co
•
Filing: 1950-10-24
•
Granted: 1952-03-18
•
Expires: 1970-10-24
Abstract
No abstract record available.
Inventors
- 👤 Lewis R Koller
- 👤 Ferd E Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:52
CPC Classifications
H; H04; H04N; H04N9/00; H04N9/12; H04N9/16; H04N9/27; Y; Y10; Y10T; Y10T428/00; Y10T428/25; Y10T428/251
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2452522A
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US2343825A
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US2423830A
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US2455710A
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US2472988A
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US2461515A
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US2547775A
Cited
US2446248A
Cited
US2543477A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-03-18 | 1955-09-17 | 1956-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-18 | 1959-09-17 | 1960-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-18 | 1963-09-17 | 1964-03-18 | $7700.00 | Window Closed / Lapsed |