Patent US2863043A successfully refreshed from Google Patents.
US2863043A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Push button radio tuning mechanism with band switching contacts
Assignee: Blaupunkt Werke GmbH
•
Filing: 1954-03-18
•
Granted: 1958-12-02
•
Expires: 1974-03-18
Abstract
No abstract record available.
Inventors
- 👤 Schmidt Ommo
- 👤 Thrien Josef
- 👤 Klimke Rudolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:57
CPC Classifications
H; H03; H03J; H03J5/00; H03J5/02; H03J5/04; H03J5/12
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1120091A
Cited
US2121126A
Cited
US2312239A
Cited
US2232217A
Cited
US2367860A
Cited
US2266711A
Cited
US2356935A
Cited
US2596451A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-01 | 1962-06-02 | 1962-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-01 | 1966-06-02 | 1966-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-01 | 1970-06-02 | 1970-12-02 | $7700.00 | Window Closed / Lapsed |