US3540920A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of simultaneously vapor depositing silicides of chromium and titanium
Assignee: Texas Instruments Inc
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Filing: 1967-08-24
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Granted: 1970-11-17
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Expires: 1987-08-24
Abstract
No abstract record available.
Inventors
- 👤 Gene F Wakefield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 02:57
CPC Classifications
C; C23; C23C; C23C16/00; C23C16/22; C23C16/30; C23C16/42; C23C16/44; C23C16/455; C23C16/45514; C23C16/45563; C23C16/45576; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/938; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12674; Y10T428/12771; Y10T428/12806; Y10T428/12812
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) | 1973-11-16 | 1974-05-18 | 1974-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-16 | 1978-05-18 | 1978-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-16 | 1982-05-18 | 1982-11-17 | $7700.00 | Window Closed / Lapsed |