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Patent US2537191A successfully refreshed from Google Patents.
US2537191A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antenna
Assignee: Individual
•
Filing: 1947-05-08
•
Granted: 1951-01-09
•
Expires: 1967-05-08
Abstract
No abstract record available.
Inventors
- 👤 Clarence C Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:48
CPC Classifications
H; H01; H01Q; H01Q7/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1597379A
Cited
GB149532A
Cited
US1747008A
Cited
GB299731A
Cited
GB519350A
Cited
US2207781A
Cited
US2235163A
Cited
US2323641A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-08 | 1954-07-10 | 1955-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-08 | 1958-07-10 | 1959-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-08 | 1962-07-10 | 1963-01-09 | $7700.00 | Window Closed / Lapsed |