US2829564A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tracer control system for automatic milling machines
Assignee: ONSRUD MACHINE WORKS Inc
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Filing: 1955-07-05
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Granted: 1958-04-08
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Expires: 1975-07-05
Abstract
No abstract record available.
Inventors
- 👤 Rudolph F Onsrud
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:19
CPC Classifications
B; B23; B23Q; B23Q35/00; B23Q35/04; B23Q35/08; B23Q35/18; B23Q2735/00; B23Q2735/02; B23Q2735/08; B23Q2735/085; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30084; Y10T409/301176; Y10T409/301624; Y10T409/30168; Y10T409/302072; Y10T409/302128; Y10T409/302408
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2116593A
Cited
US2101712A
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US2380357A
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US2516495A
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US2536965A
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US2778280A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-07 | 1961-10-07 | 1962-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-07 | 1965-10-07 | 1966-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-07 | 1969-10-07 | 1970-04-08 | $7700.00 | Window Closed / Lapsed |