DE348657C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Filters for liquid motor fuels
Assignee: Individual
•
Filing: 1920-12-19
•
Granted: 1922-02-13
•
Expires: 1940-12-19
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-27 22:51
CPC Classifications
B; B01; B01D; B01D35/00; B01D35/005
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.