Patent US3460050A successfully refreshed from Google Patents.
US3460050A
Expired / Lapsed
US
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Integrated circuit amplifier
Assignee: Westinghouse Electric Corp
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Filing: 1967-07-18
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Granted: 1969-08-05
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Expires: 1987-07-18
Abstract
No abstract record available.
Inventors
- 👤 Melbourne J Hellstrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:23
CPC Classifications
H; H03; H03F; H03F3/00; H03F3/181; H03F3/183; H03F3/187; H10; H10D; H10D84/00; H10D84/201; H10D84/204; H10D84/212; H10D84/60; H10D84/611; H10D84/613; H10D84/615; H10P; H10P95/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3244995A
Cited
US3254308A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-04 | 1973-02-03 | 1973-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-04 | 1977-02-03 | 1977-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-04 | 1981-02-03 | 1981-08-05 | $7700.00 | Window Closed / Lapsed |