Patent US2491150A successfully refreshed from Google Patents.
CH397123A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Method and solution for the aftertreatment of phosphated metal surfaces
Assignee: Hoechst Ag
•
Filing: 1961-04-14
•
Granted: —
•
Expires: 1981-04-14
Abstract
No abstract record available.
Inventors
- 👤 Herbst Willy
- 👤 Wagner Ernst
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-03 12:46
CPC Classifications
C; C23; C23C; C23C22/00; C23C22/82; C23C22/83; B; B05; B05D; B05D3/00; B05D3/10; B05D3/102; B05D7/00; B05D7/14; B05D7/16; C08; C08K; C08K5/00; C08K5/49; C08K5/51; C08K5/53; C08K5/5317; C09; C09D; C09D143/00; C09D143/02; C09D4/00; C09D4/06; B05D2350/00; B05D2350/10
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.