US3551656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Numerical control system
Assignee: Giddings and Lewis LLC
•
Filing: 1965-04-12
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Granted: 1970-12-29
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Expires: 1985-04-12
Abstract
No abstract record available.
Inventors
- 👤 Jack A Wohlfeil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:55
CPC Classifications
G; G06; G06F; G06F7/00; G06F7/38; G06F7/48; G06F7/491; G06F7/492; G06F7/493; G06F7/494; G05; G05B; G05B19/00; G05B19/02; G05B19/18; G05B19/19; G05B19/39; G05B2219/00; G05B2219/30; G05B2219/41; G05B2219/41358; G06F2207/00; G06F2207/492; G06F2207/4921; G06F2207/4924
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-28 | 1974-06-29 | 1974-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-28 | 1978-06-29 | 1978-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-28 | 1982-06-29 | 1982-12-29 | $7700.00 | Window Closed / Lapsed |