US2483410A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wide band probe
Assignee: STC PLC
•
Filing: 1945-10-30
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Granted: 1949-10-04
•
Expires: 1965-10-30
Abstract
No abstract record available.
Inventors
- 👤 Donald D Grieg
- 👤 Arnold M Levine
- 👤 Dubin Lester
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:26
CPC Classifications
G; G01; G01R; G01R13/00; G01R13/20; G01R13/22; H; H03; H03F; H03F1/00; H03F1/42; H03F1/48; H03F1/50; H03F3/00; H03F3/50; H03F3/52; H04; H04N; H04N17/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-03 | 1953-04-04 | 1953-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-03 | 1957-04-04 | 1957-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-03 | 1961-04-04 | 1961-10-04 | $7700.00 | Window Closed / Lapsed |