FR1522419A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Esterification process of aromatic bibasic acids with glycols
Assignee: CHATILLON ITALIANA FIBRE
•
Filing: 1967-03-14
•
Granted: 1968-04-26
•
Expires: 1987-03-14
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-04 15:33
CPC Classifications
C; C07; C07C; C07C67/00; C07C67/08; B; B01; B01J; B01J19/00; B01J19/18; B01J19/20
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.