Patent FR787845A successfully refreshed from Google Patents.
FR787845A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Device for electrostatic charging and for dividing materials
Assignee: Barthel
•
Filing: 1935-03-26
•
Granted: 1935-09-30
•
Expires: 1955-03-26
Abstract
No abstract record available.
Inventors
- 👤 Barthel
- 👤 Huebner
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-23 12:52
CPC Classifications
B; B05; B05B; B05B5/00; B05B5/025; B05B5/03
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.