FR901740A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Gasifier gas dust collector and purifier
Assignee: Etienne Raujouan
•
Filing: 1944-02-03
•
Granted: 1945-08-03
•
Expires: 1964-02-03
Abstract
No abstract record available.
Inventors
- 👤 Etienne Raujouan
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-02 03:37
CPC Classifications
C; C10; C10K; C10K1/00; C10K1/02; B; B01; B01D; B01D45/00; B01D45/12
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.