DE548967C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Cleaning agent for precious metals
Assignee: IG Farbenindustrie AG
•
Filing: 1930-05-01
•
Granted: 1932-04-21
•
Expires: 1950-05-01
Abstract
No abstract record available.
Inventors
- 👤 Dr Heinrich Gockel
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-26 04:25
CPC Classifications
C; C11; C11D; C11D7/00; C11D7/22; C11D7/34
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.