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US3052878A
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US
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Alarm for logging systems
Assignee: ExxonMobil Oil Corp
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Filing: 1960-03-17
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Granted: 1962-09-04
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Expires: 1980-03-17
Abstract
No abstract record available.
Inventors
- 👤 James E Berry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:24
CPC Classifications
G; G01; G01V; G01V13/00; B; B66; B66B; B66B5/00; B66B5/02; B66B5/08; B66B5/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2513812A
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US2473468A
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US2581721A
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US2634405A
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US2683779A
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DE934822C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-03 | 1966-03-05 | 1966-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-03 | 1970-03-05 | 1970-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-03 | 1974-03-05 | 1974-09-04 | $7700.00 | Window Closed / Lapsed |