US3423205A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making thin-film circuits
Assignee: Bunker Ramo Corp
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Filing: 1964-10-30
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Granted: 1969-01-21
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Expires: 1984-10-30
Abstract
No abstract record available.
Inventors
- 👤 Clyde W Skaggs
- 👤 Clifford T Jefferson Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:57
CPC Classifications
H; H05; H05K; H05K1/00; H05K1/16; H05K1/167; G; G03; G03F; G03F7/00; G03F7/0035; H10; H10D; H10D84/00; H10D84/01; H10N; H10N97/00; H05K2201/00; H05K2201/03; H05K2201/0302; H05K2201/0317; H05K2203/00; H05K2203/03; H05K2203/0361; H05K3/00; H05K3/02; H05K3/06; H05K3/061; H05K3/064; H05K3/38; H05K3/388
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) | 1972-01-21 | 1972-07-22 | 1973-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-21 | 1976-07-22 | 1977-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-21 | 1980-07-22 | 1981-01-21 | $7700.00 | Window Closed / Lapsed |