Patent US5657283A successfully refreshed from Google Patents.
Patent DE548827C successfully refreshed from Google Patents.
DE548827C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Lamp arm, especially for electric wall or chandeliers
Assignee: FRISTER A G R
•
Filing: —
•
Granted: 1932-04-20
•
Expires: 1949-04-20
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-08 04:29
CPC Classifications
F; F21; F21V; F21V21/00; F21V21/10; F21V21/116
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.