US2569749A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Moisture teller
Assignee: Harry W Dietert Co
•
Filing: 1947-11-03
•
Granted: 1951-10-02
•
Expires: 1967-11-03
Abstract
No abstract record available.
Inventors
- 👤 Harry W Dietert
- 👤 Ralph E Steinmucller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:44
CPC Classifications
G; G01; G01N; G01N5/00; G01N5/04; G01N5/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1750094A
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US1961772A
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US1886286A
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US2113770A
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US2080168A
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US2098853A
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US2197178A
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US2153239A
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US2257394A
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US2395632A
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US2480227A
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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) | 1954-10-01 | 1955-04-02 | 1955-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-01 | 1959-04-02 | 1959-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-01 | 1963-04-02 | 1963-10-02 | $7700.00 | Window Closed / Lapsed |