US2552496A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Receiver for modulated radiofrequency pulses
Assignee: Individual
•
Filing: 1947-12-06
•
Granted: 1951-05-08
•
Expires: 1967-12-06
Abstract
No abstract record available.
Inventors
- 👤 Rinia Herre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 04:48
CPC Classifications
H; H03; H03K; H03K9/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB509820A
Cited
US2262838A
Cited
US2361437A
Cited
US2431832A
Cited
US2333395A
Cited
US2419570A
Cited
US2419569A
Cited
US2416308A
Cited
US2430725A
Cited
US2468059A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-07 | 1954-11-06 | 1955-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-07 | 1958-11-06 | 1959-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-07 | 1962-11-06 | 1963-05-08 | $7700.00 | Window Closed / Lapsed |