US2656099A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of color reproduction
Assignee: Nederlandse Organisatie voor Toegepast Natuurwetenschappelijk Onderzoek TNO
•
Filing: 1950-02-03
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Granted: 1953-10-20
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Expires: 1970-02-03
Abstract
No abstract record available.
Inventors
- 👤 Selling Hendrik Johannes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:32
CPC Classifications
G; G01; G01J; G01J3/00; G01J3/46; G01J3/463
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2542564A
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US1209423A
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US1775148A
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US1799134A
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US1926556A
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US2196271A
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US2179531A
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US2253107A
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US2382439A
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US2434306A
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US2540797A
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US2512387A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-19 | 1957-04-20 | 1957-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-19 | 1961-04-20 | 1961-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-19 | 1965-04-20 | 1965-10-20 | $7700.00 | Window Closed / Lapsed |