US2745222A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for machining articles of manufacture
Assignee: Motors Liquidation Co
•
Filing: 1952-08-27
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Granted: 1956-05-15
•
Expires: 1972-08-27
Abstract
No abstract record available.
Inventors
- 👤 James F Charf
- 👤 Henry S Himes
- 👤 Jr Earl E Todd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:55
CPC Classifications
B; B24; B24B; B24B5/00; B24B5/02; B24B5/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1991231A
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GB553594A
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US2446575A
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US2528295A
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US2460232A
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US2559431A
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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) | 1959-05-15 | 1959-11-14 | 1960-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-15 | 1963-11-14 | 1964-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-15 | 1967-11-14 | 1968-05-15 | $7700.00 | Window Closed / Lapsed |