US3565807A
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US
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Composite dielectric body containing an integral region having a different dielectric constant
Assignee: Texas Instruments Inc
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Filing: 1969-01-16
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Granted: 1971-02-23
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Expires: 1989-01-16
Abstract
Abstract IN THE FABRICATION OF MICROELECTRONIC CIRCUITRY, A CAPACITIVE DEVICE IS FABRICATED COMPRISING A DIELECTRIC MATRIX THAT INCLUDES A DISCRETE REGION AUTOGENOUSLY FORMED THEREIN HAVING A DIELECTRIC CONSTANT THAT DIFFERS FROM THAT OF THE MATRIX.
Inventors
- 👤 David R Sivertsen
- 👤 Olin B Cecil
- 👤 Rolf R Haberecht
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:42
CPC Classifications
H; H01; H01G; H01G4/00; H01G4/002; H01G4/018; H01G4/06; H01G4/08; H01G4/12; H01B; H01B3/00; H01B3/002; H10; H10N; H10N97/00; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24752
Claims Analysis
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References Cited (Backward Citations)
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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) | 1974-02-22 | 1974-08-24 | 1975-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-22 | 1978-08-24 | 1979-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-22 | 1982-08-24 | 1983-02-23 | $7700.00 | Window Closed / Lapsed |