US2419252A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Prevention of seizure of metal parts
Assignee: Motors Liquidation Co
•
Filing: 1943-09-27
•
Granted: 1947-04-22
•
Expires: 1963-09-27
Abstract
No abstract record available.
Inventors
- 👤 Wilfred A Bychinsky
- 👤 Jay T Ford
- 👤 Kirk William Shuford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:00
CPC Classifications
C; C10; C10M; C10M7/00; C10M2201/00; C10M2201/06; C10M2201/062; C10N; C10N2050/00; C10N2050/015; C10N2050/02; C10N2050/08; C10N2050/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2173003A
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US2225815A
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US2216754A
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US2263366A
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US2335317A
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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) | 1950-04-21 | 1950-10-21 | 1951-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-04-21 | 1954-10-21 | 1955-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-04-21 | 1958-10-21 | 1959-04-22 | $7700.00 | Window Closed / Lapsed |