US3374476A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for detecting moisture in non-conducting liquids
Assignee: Basic Products Corp
•
Filing: 1965-01-18
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Granted: 1968-03-19
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Expires: 1985-01-18
Abstract
No abstract record available.
Inventors
- 👤 Norbert K Koebel
- 👤 Kenneth A Freutel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:22
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/26; G01N33/28; G01N33/2835; G01N33/2847
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US861003A
Cited
US2295927A
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US2552088A
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US2642478A
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US2743432A
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US2910940A
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US3062961A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-19 | 1971-09-18 | 1972-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-19 | 1975-09-18 | 1976-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-19 | 1979-09-18 | 1980-03-19 | $7700.00 | Window Closed / Lapsed |