US2925525A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Image reproducing device
Assignee: TDK Micronas GmbH
•
Filing: 1954-04-26
•
Granted: 1960-02-16
•
Expires: 1974-04-26
Abstract
No abstract record available.
Inventors
- 👤 Dean W Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:22
CPC Classifications
H; H04; H04N; H04N3/00; H04N3/10; H04N3/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1790736A
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US1072152A
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US1724298A
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US1779748A
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US1880289A
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US1754491A
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US2789193A
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US2650310A
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US2698915A
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US2773992A
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US2768310A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-15 | 1963-08-17 | 1964-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-15 | 1967-08-17 | 1968-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-15 | 1971-08-17 | 1972-02-16 | $7700.00 | Window Closed / Lapsed |