Patent EP0247738A2 successfully refreshed from Google Patents.
Patent US97553A successfully refreshed from Google Patents.
Patent AT84960B successfully refreshed from Google Patents.
AT84960B
Expired / Lapsed
AT
⏱️ 0.0 years remaining
String instrument with resounding metal wire bows.
Assignee: Ludwig Ing Hayderer
•
Filing: 1920-04-13
•
Granted: 1921-07-25
•
Expires: 1940-04-13
Abstract
No abstract record available.
Inventors
- 👤 Ludwig Ing Hayderer
Bibliographic Details
Application Number
—
Jurisdiction
AT
Data Source
google_patents
Last Synchronized
2026-11-09 00:25
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.