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Patent US3417303A successfully refreshed from Google Patents.
US3417303A
Expired / Lapsed
US
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Numerical control system
Assignee: Pratt and Whitney Co Inc
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Filing: 1964-03-04
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Granted: 1968-12-17
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Expires: 1984-03-04
Abstract
No abstract record available.
Inventors
- 👤 Johann F Reuteler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:26
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/18; G05B19/41; G05B19/4103; G05B2219/00; G05B2219/30; G05B2219/34; G05B2219/34041; G05B2219/34054; G05B2219/35; G05B2219/35373; G05B2219/35383; G05B2219/35539; G05B2219/42; G05B2219/42073; G05B2219/43; G05B2219/43006; G05B2219/43157; G05B2219/43182; G05B2219/50; G05B2219/50048
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) | 1971-12-17 | 1972-06-17 | 1972-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-17 | 1976-06-17 | 1976-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-17 | 1980-06-17 | 1980-12-17 | $7700.00 | Window Closed / Lapsed |