Patent US3523222A successfully refreshed from Google Patents.
US3523222A
Expired / Lapsed
US
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Semiconductive contacts
Assignee: Texas Instruments Inc
•
Filing: 1966-09-15
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Granted: 1970-08-04
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Expires: 1986-09-15
Abstract
No abstract record available.
Inventors
- 👤 Walter S Jaeger
- 👤 James E Moore Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:51
CPC Classifications
H; H10; H10P; H10P95/00; H10W; H10W20/00; H10W20/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2745046A
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US2651009A
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US3006067A
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US3007092A
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US3116174A
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US2981877A
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US2973466A
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US3200310A
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US3186084A
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US3114088A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-03 | 1974-02-02 | 1974-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-03 | 1978-02-02 | 1978-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-03 | 1982-02-02 | 1982-08-04 | $7700.00 | Window Closed / Lapsed |