US2464870A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Motors Liquidation Co
•
Filing: 1945-03-24
•
Granted: 1949-03-22
•
Expires: 1965-03-24
Abstract
No abstract record available.
Inventors
- 👤 Herbert G Kamrath
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:05
CPC Classifications
B; B01; B01D; B01D25/00; B01D25/22; B01D25/24; B01D35/00; B01D35/14; B01D35/147
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1742743A
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US1742768A
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US1805903A
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US1821082A
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US1918980A
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US1909308A
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US1937415A
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US2081353A
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US2168124A
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US2158512A
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US2221465A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-21 | 1952-09-20 | 1953-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-21 | 1956-09-20 | 1957-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-21 | 1960-09-20 | 1961-03-22 | $7700.00 | Window Closed / Lapsed |