FR1290839A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
New dyes, their manufacturing processes and their applications
Assignee: Compagnie Francaise des Matieres Colorantes SARL
•
Filing: 1960-12-26
•
Granted: 1962-04-20
•
Expires: 1980-12-26
Abstract
No abstract record available.
Inventors
- 👤 Aime Arsac
- 👤 Fidele Domenech
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-06 11:47
CPC Classifications
C; C09; C09B; C09B62/00; C09B62/02; C09B62/343; C09B62/347
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.