DE733901C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for the manufacture of refractory bricks
Assignee: Dynamidon Werk Engelhorn & Co
•
Filing: 1935-06-08
•
Granted: 1943-04-05
•
Expires: 1955-06-08
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-24 17:40
CPC Classifications
C; C04; C04B; C04B38/00; C04B38/06; C04B38/063; C04B38/0635; C04B38/0645; C04B38/065
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.