Patent US2745834A successfully refreshed from Google Patents.
US2572166A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antenna system for television
Assignee: Individual
•
Filing: 1950-05-12
•
Granted: 1951-10-23
•
Expires: 1970-05-12
Abstract
No abstract record available.
Inventors
- 👤 Daniel J Lorusso
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:28
CPC Classifications
H; H01; H01Q; H01Q5/00; H01Q5/40; H01Q5/48; H01Q5/49
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1745342A
Cited
US2131108A
Cited
US2199050A
Cited
US2175253A
Cited
FR883548A
Cited
US2452073A
Cited
USRE23273E
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-22 | 1955-04-23 | 1955-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-22 | 1959-04-23 | 1959-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-22 | 1963-04-23 | 1963-10-23 | $7700.00 | Window Closed / Lapsed |