DE706248C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
The use of silver-vanadium alloys in jewelry
Assignee: KARL HERMANN FISCHER
•
Filing: 1939-03-28
•
Granted: 1941-05-21
•
Expires: 1959-03-28
Abstract
No abstract record available.
Inventors
- 👤 Karl Hermann Fischer
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-03 22:35
CPC Classifications
C; C22; C22C; C22C5/00; C22C5/06
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.