US3540954A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for manufacturing multi-layer film circuits
Assignee: Texas Instruments Inc
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Filing: 1966-12-30
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Granted: 1970-11-17
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Expires: 1986-12-30
Abstract
No abstract record available.
Inventors
- 👤 John P Pritchard Jr
- 👤 Antoinette G Queen
- 👤 Joe T Pierce
- 👤 Buford G Slay Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:25
CPC Classifications
H; H05; H05K; H05K3/00; H05K3/46; H05K3/4685; G; G11; G11C; G11C11/00; G11C11/21; G11C11/44; H03; H03K; H03K3/00; H03K3/02; H03K3/38; H10; H10N; H10N60/00; H10N60/01
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 |