Patent US2736807A successfully refreshed from Google Patents.
US2736807A
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Probe for grid dip meters
Assignee: Boonton Electronics Corp
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Filing: 1953-11-12
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Granted: 1956-02-28
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Expires: 1973-11-12
Abstract
No abstract record available.
Inventors
- 👤 Ernest A Porter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:14
CPC Classifications
G; G01; G01R; G01R23/00; G01R23/02; G01R23/04; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/5313; Y10T29/53143; Y10T29/53148
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2091109A
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US2203329A
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US2135672A
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US2315945A
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US2414991A
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US2469990A
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US2682642A
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US2681434A
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US2717313A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-02-27 | 1959-08-29 | 1960-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-27 | 1963-08-29 | 1964-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-27 | 1967-08-29 | 1968-02-28 | $7700.00 | Window Closed / Lapsed |