US2119380A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antenna unit
Assignee: Individual
•
Filing: 1936-01-08
•
Granted: 1938-05-31
•
Expires: 1956-01-08
Abstract
No abstract record available.
Inventors
- 👤 Samuel W Carter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:37
CPC Classifications
H; H04; H04B; H04B1/00; H04B1/06; H04B1/16; H04B1/18; Y; Y10; Y10S; Y10S128/00; Y10S128/903
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1941-05-30 | 1941-11-29 | 1942-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-05-30 | 1945-11-29 | 1946-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-05-30 | 1949-11-29 | 1950-05-31 | $7700.00 | Window Closed / Lapsed |