US2934653A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Readout system
Assignee: TDK Micronas GmbH
•
Filing: 1957-03-07
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Granted: 1960-04-26
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Expires: 1977-03-07
Abstract
No abstract record available.
Inventors
- 👤 George D Hulst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:24
CPC Classifications
G; G06; G06K; G06K7/00; G06K7/10; G06K7/10544; G06K7/10821; G06K7/1092; H; H01; H01J; H01J29/00; H01J29/46; H01J29/58; H01J29/62; H01J29/622; H01J29/624; H01J31/00; H01J31/08; H01J31/58; H01J31/60; H04; H04N; H04N1/00; H04N1/40; H04N1/401; H04N5/00; H04N5/222; H04N5/257
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2142378A
Cited
US2188679A
Cited
US2510347A
Cited
US2659328A
Cited
US2719247A
Cited
US2780131A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-26 | 1963-10-26 | 1964-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-26 | 1967-10-26 | 1968-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-26 | 1971-10-26 | 1972-04-26 | $7700.00 | Window Closed / Lapsed |