US3534236A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Semiconductor integrated circuit structure
Assignee: Texas Instruments Inc
•
Filing: 1967-11-24
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Granted: 1970-10-13
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Expires: 1987-11-24
Abstract
No abstract record available.
Inventors
- 👤 Kenneth E Bean
- 👤 Walter R Runyan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:25
CPC Classifications
H; H10; H10D; H10D84/00; H10D84/01; H10D84/0112; H10D84/02; H10D84/03; H10D84/038; H10D84/60; H10D84/611; H10D84/613; H10D84/615; H10W; H10W10/00; H10W10/01; H10W10/031; H10W10/30; Y; Y10; Y10S; Y10S148/00; Y10S148/035; Y10S148/037; Y10S148/051; Y10S148/085; Y10S148/102; Y10S148/115; Y10S148/145; Y10S438/00; Y10S438/975
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) | 1973-10-12 | 1974-04-13 | 1974-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-12 | 1978-04-13 | 1978-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-12 | 1982-04-13 | 1982-10-13 | $7700.00 | Window Closed / Lapsed |