US3066570A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for color analysis
Assignee: American Electronic Laboratories Inc
•
Filing: 1952-09-26
•
Granted: 1962-12-04
•
Expires: 1972-09-26
Abstract
No abstract record available.
Inventors
- 👤 Robert M Goodman
- 👤 John H Busser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:18
CPC Classifications
G; G01; G01N; G01N21/00; G01N21/17; G01N21/25; G01N21/31; G01N21/314
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1971317A
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US2244826A
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US2587219A
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US2439857A
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US2721942A
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US2640389A
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US2722156A
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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) | 1965-12-03 | 1966-06-04 | 1966-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-03 | 1970-06-04 | 1970-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-03 | 1974-06-04 | 1974-12-04 | $7700.00 | Window Closed / Lapsed |