Patent US2492235A successfully refreshed from Google Patents.
US2492235A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wave-signal translating apparatus chassis
Assignee: Motorola Solutions Inc
•
Filing: 1945-05-30
•
Granted: 1949-12-27
•
Expires: 1965-05-30
Abstract
No abstract record available.
Inventors
- 👤 Donald H Mitchell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:28
CPC Classifications
H; H05; H05K; H05K3/00; H05K3/30; H05K3/32; H05K3/325; H05K3/326; H05K7/00; H05K7/02; H05K7/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US878949A
Cited
US1691877A
Cited
US1718993A
Cited
US1755934A
Cited
US1892146A
Cited
US1939130A
Cited
US1984998A
Cited
US1997270A
Cited
US2019625A
Cited
US2066876A
Cited
US2268619A
Cited
US2151433A
Cited
US2309971A
Cited
US2390706A
Cited
US2364846A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-12-26 | 1953-06-27 | 1953-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-26 | 1957-06-27 | 1957-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-26 | 1961-06-27 | 1961-12-27 | $7700.00 | Window Closed / Lapsed |