Patent US3483331A successfully refreshed from Google Patents.
US3483331A
Expired / Lapsed
US
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Originating office routing translator
Assignee: TDK Micronas GmbH
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Filing: 1965-05-17
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Granted: 1969-12-09
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Expires: 1985-05-17
Abstract
No abstract record available.
Inventors
- 👤 George L Hasser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:54
CPC Classifications
H; H04; H04Q; H04Q3/00; H04Q3/42; H04Q3/54; H04Q3/545; G; G06; G06F; G06F15/00; G06F15/16; H01; H01H; H01H63/00; H01H63/16; H01H63/18; H01H63/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3342945A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-08 | 1973-06-09 | 1973-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-08 | 1977-06-09 | 1977-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-08 | 1981-06-09 | 1981-12-09 | $7700.00 | Window Closed / Lapsed |