FR978446A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Colloidal solutions for graphic arts and metal protection applications
Assignee: Andre-Rene-Marcel Laurent
•
Filing: 1942-09-07
•
Granted: 1951-04-13
•
Expires: 1962-09-07
Abstract
No abstract record available.
Inventors
- 👤 Andre-Rene-Marcel Laurent
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-25 12:36
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/004; G03F7/04
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.