DE643387C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for the chlorination of benzene in an uninterrupted process
Assignee: Chemische Fabrik Von Heyden AG
•
Filing: 1932-02-19
•
Granted: 1937-04-10
•
Expires: 1952-02-19
Abstract
No abstract record available.
Inventors
- 👤 Dr Kurt Buchheim
- 👤 Dr Curt Raeth
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-08 07:06
CPC Classifications
C; C07; C07C; C07C17/00; C07C17/093; C07C17/10; C07C17/12
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.