US3517286A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Absolute position control circuit for numerically controlled machine tools
Assignee: Kearney and Trecker Corp
•
Filing: 1967-04-10
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Granted: 1970-06-23
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Expires: 1987-04-10
Abstract
No abstract record available.
Inventors
- 👤 Richard E Stobbe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:17
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/18; G05B19/19; G05B19/33; G05B19/37; G05B19/371; G05B2219/00; G05B2219/30; G05B2219/37; G05B2219/37107; G05B2219/41; G05B2219/41091; G05B2219/41309; G05B2219/41461; G05B2219/42; G05B2219/42215; G05B2219/43; G05B2219/43183; G05B2219/50; G05B2219/50031; G05B2219/50249
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-22 | 1973-12-22 | 1974-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-22 | 1977-12-22 | 1978-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-22 | 1981-12-22 | 1982-06-23 | $7700.00 | Window Closed / Lapsed |