Patent US2947928A successfully refreshed from Google Patents.
US2947928A
Expired / Lapsed
US
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Automatic machinist
Assignee: RK Le Blond Machine Tool Co
•
Filing: 1952-10-07
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Granted: 1960-08-02
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Expires: 1972-10-07
Abstract
No abstract record available.
Inventors
- 👤 Cletus H Killian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:16
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/04; G05B19/12; G05B19/14; G05B19/18; G05B19/19; G05B19/40; G05B2219/00; G05B2219/30; G05B2219/33; G05B2219/33268; G05B2219/36; G05B2219/36368; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30084; Y10T409/300896
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2475245A
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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) | 1963-08-02 | 1964-02-01 | 1964-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-02 | 1968-02-01 | 1968-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-02 | 1972-02-01 | 1972-08-02 | $7700.00 | Window Closed / Lapsed |