US3395091A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of metal oxides by reactive sputtering of carbides
Assignee: AT&T Inc
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Filing: 1965-07-06
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Granted: 1968-07-30
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Expires: 1985-07-06
Abstract
No abstract record available.
Inventors
- 👤 William R Sinclair
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:22
CPC Classifications
C; C23; C23C; C23C14/00; C23C14/0021; C23C14/0036
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A METHOD FOR THE PREPARATION OF AN OXIDE FILM SELECTED FROM THE GROUP CONSISTING OF ALUMINUM OXIDE, SILICON OXIDE, TANTALUM OXIDE, TITANIUM OXIDE, BARIUM OXIDE, CHROMIUM OXIDE AND MIXTURES THEREOF WHICH COMPRISES REACTIVELY SPUTTERING THE RESPECTIVE CONDUCTING CARBIDE SELECTED FROM THE GROUP CONSISTING OF ALUMINUM CARBIDE, SILICON CARBIDE, TANTALUM CARBIDE, TITANIUM CARBIDE, BARIUM CARBIDE, CHROMIUM CARBIDE AND MIXTURES THEREOF IN THE PRESENCE OF OXYGEN.
Claim 2
Independent Claim
64 words
A METHOD FOR THE PREPARATION OF AN OXIDE FILM SELECTED FROM THE GROUP CONSISTING OF ALUMINUM OXIDE, SILICON OXIDE, TANTALUM OXIDE, TITANIUM OXIDE, BARIUM OXIDE, CHROMIUM OXIDE AND MIXTURES THEREOF WHICH COMPRISES REACTIVELY SPUTTERING THE RESPECTIVE CONDUCTING CARBIDE SELECTED FROM THE GROUP CONSISTING OF ALUMINUM CARBIDE, SILICON CARBIDE, TANTALUM CARBIDE, TITANIUM CARBIDE, BARIUM CARBIDE, CHROMIUM CARBIDE AND MIXTURES THEREOF IN THE PRESENCE OF OXYGEN.
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) | 1971-07-30 | 1972-01-29 | 1972-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-30 | 1976-01-29 | 1976-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-30 | 1980-01-29 | 1980-07-30 | $7700.00 | Window Closed / Lapsed |