FR804984A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Method and device for the colorimetric determination of the concentration
Assignee: Paul Szekely
•
Filing: 1936-04-16
•
Granted: 1936-11-06
•
Expires: 1956-04-16
Abstract
No abstract record available.
Inventors
- 👤 Paul Szekely
- 👤 Pierre Schwartz
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-07 10:15
CPC Classifications
G; G01; G01N; G01N21/00; G01N21/01; G01N21/03
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.