Patent FR810437A successfully refreshed from Google Patents.
FR810437A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Disinfection and preservation agent
Assignee: Chemische Fabrik Von Heyden AG
•
Filing: 1936-09-02
•
Granted: 1937-03-22
•
Expires: 1956-09-02
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-05 04:18
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.