US2810071A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radio receiver
Assignee: Motorola Solutions Inc
•
Filing: 1956-09-11
•
Granted: 1957-10-15
•
Expires: 1976-09-11
Abstract
No abstract record available.
Inventors
- 👤 Richard T Race
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:07
CPC Classifications
H; H04; H04B; H04B1/00; H04B1/06; H04B1/16; H04B1/26; H04B1/28; H03; H03F; H03F5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1871537A
Cited
US2037485A
Cited
US2047151A
Cited
US2073038A
Cited
US2172160A
Cited
US2719190A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-14 | 1961-04-15 | 1961-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-14 | 1965-04-15 | 1965-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-14 | 1969-04-15 | 1969-10-15 | $7700.00 | Window Closed / Lapsed |