US3072832A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Semiconductor structure fabrication
Assignee: Texas Instruments Inc
•
Filing: 1959-05-06
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Granted: 1963-01-08
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Expires: 1979-05-06
Abstract
No abstract record available.
Inventors
- 👤 Jack S Kilby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:33
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/02; H03K3/26; H03K3/28; H03K3/281; H03K3/286; H10; H10D; H10D84/00; H10D84/60; H10D84/611; H10D84/613; H10W; H10W70/00; H10W70/40; H10W70/411; H10W70/415; H10W70/60; H10W70/62; H10W70/65; H10W70/658; H10W76/00; H10W76/10; H10W76/12; H10W76/15; H10W76/157; H10W72/00; H10W72/071; H10W72/073; H10W72/07351; H10W72/07353; H10W72/075; H10W72/07551; H10W72/07554; H10W72/30; H10W72/331; H10W72/334; H10W72/50; H10W72/531; H10W72/536; H10W72/541; H10W72/5453; H10W72/547; H10W72/5473; H10W72/851; H10W72/874; H10W72/884; H10W72/90; H10W72/931; H10W90/00; H10W90/701; H10W90/731; H10W90/734; H10W90/751; H10W90/754; H10W90/756; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49121; Y10T29/49124; Y10T29/49155
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
AN INTERMEDIATE STRUCTURE IN THE FABRICATION OF A SEMICONDUCTIVE ELEMENT EMPLOYED IN AN ELECTRIC CIRCUIT COMPRISING A THIN FRAGILE WAFER OF SINGLE-CRYSTAL SEMICONDUCTIVE MATERIAL, A THIN WAFER OF CERAMIC MATERIAL AND A CEMENT HAVING APPROXIMATELY THE SAME TEMPERATURE COEFFICIENT OF EXPANSION AS SAID WAFERS BONDING SAID WAFERS ONE TO THE OTHER.
Claim 2
Dependent Claim
51 words
AN INTERMEDIATE STRUCTURE IN THE FABRICATION OF A SEMICONDUCTIVE ELEMENT EMPLOYED IN AN ELECTRIC CIRCUIT COMPRISING A THIN FRAGILE WAFER OF SINGLE-CRYSTAL SEMICONDUCTIVE MATERIAL, A THIN WAFER OF CERAMIC MATERIAL AND A CEMENT HAVING APPROXIMATELY THE SAME TEMPERATURE COEFFICIENT OF EXPANSION AS SAID WAFERS BONDING SAID WAFERS ONE TO THE OTHER.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |