Patent EP0504714A3 successfully refreshed from Google Patents.
EP0504714A3
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Semiconductor substrate having a soi structure and method of producing the same
Assignee: Shin-Etsu Handotai Co Ltd
•
Filing: 1992-03-10
•
Granted: —
•
Expires: 2012-03-10
Abstract
No abstract record available.
Inventors
- 👤 Takao Abe
- 👤 Yasuaki Nakazato
- 👤 Atsuo Uchiyama
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-01 19:36
CPC Classifications
H; H10; H10P; H10P90/00; H10P90/19; H10P90/1904; H10P90/1906; H10P90/1914; H10W; H10W10/00; H10W10/10; H10W10/181; G; G02; G02F; G02F1/00; G02F1/01; G02F1/13; G02F1/133; G02F1/1333; G02F1/1345; G02F1/13454; Y; Y10; Y10S; Y10S438/00; Y10S438/977
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.