Patent US3068733A successfully refreshed from Google Patents.
US3068733A
Expired / Lapsed
US
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Automatic control in fabrication of printed wiring boards
Assignee: AT&T Inc
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Filing: 1958-12-31
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Granted: 1962-12-18
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Expires: 1978-12-31
Abstract
No abstract record available.
Inventors
- 👤 Harold C Held
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:05
CPC Classifications
H; H05; H05K; H05K3/00; H05K3/0008; H05K13/00; H05K13/04; H05K13/0456; H05K1/00; H05K1/02; H05K1/0266; H05K1/0268; H05K2203/00; H05K2203/16; H05K2203/163; H05K3/0011; H05K3/0044; H05K3/005; Y; Y10; Y10T; Y10T83/00; Y10T83/525; Y10T83/541; Y10T83/543
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) | 1965-12-17 | 1966-06-18 | 1966-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-17 | 1970-06-18 | 1970-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-17 | 1974-06-18 | 1974-12-18 | $7700.00 | Window Closed / Lapsed |