US2544943A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Moisture tester
Assignee: International Motors LLC
•
Filing: 1944-03-27
•
Granted: 1951-03-13
•
Expires: 1964-03-27
Abstract
No abstract record available.
Inventors
- 👤 Albert B Welty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:18
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/02; G01N33/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US522985A
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US634200A
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US882731A
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US1596474A
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US1623263A
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US1903716A
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GB370984A
Cited
US2082364A
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US2285508A
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US2365496A
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US2474204A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-12 | 1954-09-11 | 1955-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-12 | 1958-09-11 | 1959-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-12 | 1962-09-11 | 1963-03-13 | $7700.00 | Window Closed / Lapsed |