US3290492A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Numerical control system
Assignee: Bunker Ramo Corp
•
Filing: 1962-12-07
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Granted: 1966-12-06
•
Expires: 1982-12-07
Abstract
No abstract record available.
Inventors
- 👤 Clyde E Hallmark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:29
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/18; G05B19/41; G05B19/4103; G06; G06F; G06F7/00; G06F7/60; G06F7/68; G05B2219/00; G05B2219/30; G05B2219/34; G05B2219/34034
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3175382A
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US3128374A
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US3191111A
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US3174367A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |