DE2708641C2
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for the production of microsieves from mica
Assignee: Individual
•
Filing: 1977-02-28
•
Granted: 1983-05-11
•
Expires: 1997-02-28
Abstract
No abstract record available.
Inventors
- 👤 Reinhard Prof. Dr. 3550 Marburg Brandt
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-04 23:36
CPC Classifications
A; A61; A61G; A61G10/00; A61G10/02; A61M; A61M5/00; A61M5/14; A61M5/165; B; B01; B01D; B01D35/00
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.