US2482747A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic classification of solids
Assignee: Link Belt Co
•
Filing: 1945-05-26
•
Granted: 1949-09-27
•
Expires: 1965-05-26
Abstract
No abstract record available.
Inventors
- 👤 Nelson L Davis
- 👤 Hilmer N Ekbom
- 👤 Laurance O Millard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:47
CPC Classifications
B; B03; B03B; B03B5/00; B03B5/28; B03B5/30; B03B5/36; B03B5/42; B03B11/00; B03B2011/004
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1306361A
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US915832A
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US1559938A
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GB208978A
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FR680515A
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GB451402A
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DE661897C
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US2150946A
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US2246532A
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US2345513A
Cited
GB554285A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-26 | 1953-03-28 | 1953-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-26 | 1957-03-28 | 1957-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-26 | 1961-03-28 | 1961-09-27 | $7700.00 | Window Closed / Lapsed |