US3392270A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Indicator
Assignee: Telefunken Patentverwertungs GmbH
•
Filing: 1964-09-14
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Granted: 1968-07-09
•
Expires: 1984-09-14
Abstract
No abstract record available.
Inventors
- 👤 Gerhard Boucke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:16
CPC Classifications
G; G09; G09G; G09G3/00; G09G3/04; G09G3/06; G09G3/10; G06; G06F; G06F3/00; G06F3/14; G06F3/1407; G09G3/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2849704A
Cited
US2860832A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-09 | 1972-01-08 | 1972-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-09 | 1976-01-08 | 1976-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-09 | 1980-01-08 | 1980-07-09 | $7700.00 | Window Closed / Lapsed |