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US3495216A
Expired / Lapsed
US
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Apparatus to compare a standard image with a printed image
Assignee: TDK Micronas GmbH
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Filing: 1966-04-27
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Granted: 1970-02-10
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Expires: 1986-04-27
Abstract
No abstract record available.
Inventors
- 👤 Stanford B Silverschotz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:12
CPC Classifications
G; G06; G06K; G06K5/00; H; H04; H04N; H04N1/00; H04N1/04; H04N1/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2672287A
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US2909995A
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US2950464A
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US3123195A
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US3149720A
Cited
US3222645A
Cited
US3344258A
Cited
US3184714A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-09 | 1973-08-11 | 1974-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-09 | 1977-08-11 | 1978-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-09 | 1981-08-11 | 1982-02-10 | $7700.00 | Window Closed / Lapsed |