FR1113686A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
filter element
Assignee: Mann and Hummel GmbH
•
Filing: 1954-11-23
•
Granted: 1956-04-03
•
Expires: 1974-11-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-02 12:15
CPC Classifications
B; B01; B01D; B01D29/00; B01D29/11; B01D29/111; B01D29/13; B01D29/15; B01D29/21; B01D29/60; B01D29/605; B01D29/88; B01D29/90
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.