US2325399A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Motors Liquidation Co
•
Filing: 1940-07-13
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Granted: 1943-07-27
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Expires: 1960-07-13
Abstract
No abstract record available.
Inventors
- 👤 John F Houston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:42
CPC Classifications
B; B01; B01D; B01D27/00; B01D27/02; B01D27/08; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49879
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1946-07-26 | 1947-01-25 | 1947-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-07-26 | 1951-01-25 | 1951-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-07-26 | 1955-01-25 | 1955-07-27 | $7700.00 | Window Closed / Lapsed |