Patent US3527999A successfully refreshed from Google Patents.
JPS5891058A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Manufacture of mixture of silicon nitride and silicon carbide
Assignee: AGC Inc
•
Filing: 1981-11-24
•
Granted: —
•
Expires: 2001-11-24
Abstract
Abstract Translated from Japanese (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。 (57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Inventors
- 👤 邦彦 寺瀬
- 👤 雉子牟田 等
- 👤 柳沢 一郎
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-10-31 12:35
CPC Classifications
—
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.