Patent US2660932A successfully refreshed from Google Patents.
US2660932A
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Automatic cycle machine tool
Assignee: RK Le Blond Machine Tool Co
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Filing: 1951-10-15
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Granted: 1953-12-01
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Expires: 1971-10-15
Abstract
No abstract record available.
Inventors
- 👤 Harry C Kemper
- 👤 Nelson D Cooper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:52
CPC Classifications
B; B23; B23Q; B23Q5/00; B23Q5/02; B23Q5/04; B23Q2705/00; B23Q2705/02; B23Q2705/026; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/304536; Y10T409/304648; Y10T409/305152
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2259494A
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US2319258A
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US2362318A
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US2358746A
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US2421187A
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US2498272A
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US2558275A
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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) | 1956-11-30 | 1957-06-01 | 1957-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-30 | 1961-06-01 | 1961-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-30 | 1965-06-01 | 1965-12-01 | $7700.00 | Window Closed / Lapsed |