US3437888A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of providing electrical contacts by sputtering a film of gold on a layer of sputtered molybdenum
Assignee: Union Carbide Corp
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Filing: 1966-07-01
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Granted: 1969-04-08
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Expires: 1986-07-01
Abstract
No abstract record available.
Inventors
- 👤 John H Hall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:44
CPC Classifications
H; H10; H10W; H10W20/00; H10W20/40; C; C23; C23C; C23C14/00; C23C14/06; C23C14/14; C23C14/18; C23C14/22; C23C14/34; C23C14/3471; C23C14/3478; H10D; H10D99/00; H10P; H10P95/00; H10W72/00; H10W72/50; H10W72/531; H10W72/536; H10W72/551; H10W72/552; H10W72/5522; Y; Y10; Y10S; Y10S148/00; Y10S148/158; Y10S148/169
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) | 1972-04-07 | 1972-10-07 | 1973-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-07 | 1976-10-07 | 1977-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-07 | 1980-10-07 | 1981-04-08 | $7700.00 | Window Closed / Lapsed |