Patent US2925525A successfully refreshed from Google Patents.
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 22:49
CPC Classifications
H; H04; H04N; H04N3/00; H04N3/10; H04N3/12
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1790736A
Cited
US1072152A
Cited
US1724298A
Cited
US1779748A
Cited
US1880289A
Cited
US1754491A
Cited
US2789193A
Cited
US2650310A
Cited
US2698915A
Cited
US2773992A
Cited
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 |