US2928030A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Semiconductor devices
Assignee: TDK Micronas GmbH
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Filing: 1954-06-07
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Granted: 1960-03-08
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Expires: 1974-06-07
Abstract
No abstract record available.
Inventors
- 👤 Paul E Lighty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:50
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/04; H01M6/06; H01M6/10; B; B05; B05B; B05B1/00; B05B1/26; B65; B65D; B65D81/00; B65D81/24; B65D81/26; B65D81/266; H01B; H01B1/00; H01B1/02; H01J; H01J5/00; H01J5/20; H01J5/22; H01J5/28; H01M4/00; H01M4/02; H01M4/36; H01M4/48; H01M4/50; H01M4/64; H01M4/66; H01M4/661; H01M6/045; H10; H10D; H10D99/00; H10P; H10P95/00; H10W; H10W40/00; H10W40/60; H10W40/611; H10W72/00; H10W72/20; H10W76/00; H10W76/10; H10W76/12; H10W76/13; H10W76/132; H10W76/161; H10W76/40; H10W76/42; H10W76/48; H10W99/00; H01J2893/00; H01J2893/0033; H01J2893/0037; H01J2893/0044; H10W40/20; H10W40/231; H10W40/235
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
A SEMICONDUCTOR DEVIDE INCLUDING A SEMICONDUCTIVE CRYSTAAL, A QUANTITY OF A MATERIAL TAKEN FROM THE GROUP CONSISTING OF THE ALKALI METALS AND ALKALI METAL HYDRIDES DISPERSED IN AN INSULATING MEDIUM, AND A SEALED CONTAINER ENCLOSING SAID CRYSTAL AND SAID NONCONDUCTING DISPERSION OF A MATERIAL TAKEN FROM SAID GROUP.
Claim 2
Dependent Claim
48 words
A SEMICONDUCTOR DEVIDE INCLUDING A SEMICONDUCTIVE CRYSTAAL, A QUANTITY OF A MATERIAL TAKEN FROM THE GROUP CONSISTING OF THE ALKALI METALS AND ALKALI METAL HYDRIDES DISPERSED IN AN INSULATING MEDIUM, AND A SEALED CONTAINER ENCLOSING SAID CRYSTAL AND SAID NONCONDUCTING DISPERSION OF A MATERIAL TAKEN FROM SAID GROUP.
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) | 1963-03-08 | 1963-09-07 | 1964-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-08 | 1967-09-07 | 1968-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-08 | 1971-09-07 | 1972-03-08 | $7700.00 | Window Closed / Lapsed |