US2501072A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antenna housing
Assignee: United States, WAR, Secretary of
•
Filing: 1945-08-30
•
Granted: 1950-03-21
•
Expires: 1965-08-30
Abstract
No abstract record available.
Inventors
- 👤 Edward B Mcmillan
- 👤 Henry J Riblet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:49
CPC Classifications
H; H01; H01Q; H01Q1/00; H01Q1/40; H01Q1/27; H01Q1/28; H01Q1/282; H01Q1/283; H01Q19/00; H01Q19/06; H01Q19/09
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2202380A
Cited
US2293112A
Cited
US2313046A
Cited
US2429601A
Cited
US2413085A
Cited
US2433924A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-03-20 | 1953-09-19 | 1954-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-20 | 1957-09-19 | 1958-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-20 | 1961-09-19 | 1962-03-21 | $7700.00 | Window Closed / Lapsed |