US3474304A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Monolithic thin-film devices with active and resistive regions
Assignee: Corning Glass Works
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Filing: 1968-01-03
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Granted: 1969-10-21
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Expires: 1988-01-03
Abstract
No abstract record available.
Inventors
- 👤 Cedric G Currin
- 👤 Andrew Herczog
- 👤 Robert J Settzo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:11
CPC Classifications
H; H10; H10W; H10W74/00; H10W74/40; H10W74/43; H01; H01C; H01C7/00; H10W20/00; H10W20/40; H10W72/00; H10W72/071; H10W72/075; H10W72/07551; H10W72/07554; H10W72/50; H10W72/531; H10W72/536
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3367795A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-20 | 1973-04-21 | 1973-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-20 | 1977-04-21 | 1977-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-20 | 1981-04-21 | 1981-10-21 | $7700.00 | Window Closed / Lapsed |