Patent FR1075427A successfully refreshed from Google Patents.
FR1075427A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Sophisticated fractionation tower
Assignee: Standard Oil Development Co
•
Filing: 1953-03-02
•
Granted: 1954-10-15
•
Expires: 1973-03-02
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-01 12:48
CPC Classifications
B; B01; B01D; B01D3/00; B01D3/14; B01D3/16; B01D3/22; B01D11/00; B01D11/04; B01D11/0426; B01D11/043
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.