FR805845A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Process for surface treatment of iron
Assignee: Continentale Parker SA
•
Filing: 1936-02-14
•
Granted: 1936-12-01
•
Expires: 1956-02-14
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-29 20:14
CPC Classifications
C; C23; C23C; C23C22/00; C23C22/05; C23C22/06; C23C22/07; C23C22/08; C23C22/18; C23C22/12; C23C22/13
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.