DE640308C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Centrifugal dust separator
Assignee: GEA Group AG
•
Filing: —
•
Granted: 1936-12-30
•
Expires: 1953-12-30
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-29 12:54
CPC Classifications
B; B04; B04C; B04C5/00; B04C5/12
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.