Patent US1171279A successfully refreshed from Google Patents.
FR751641A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Process for the preparation of auxiliary condensation products
Assignee: IG Farbenindustrie AG
•
Filing: 1933-02-28
•
Granted: 1933-09-07
•
Expires: 1953-02-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-02 02:47
CPC Classifications
C; C23; C23G; C23G5/00; C23G5/02; A; A01; A01N; A01N37/00; A01N37/18; A01N41/00; A01N41/02; A01N41/04; A01N41/06; A61; A61K; A61K9/00; A61K9/06; C07; C07C; C07C233/00; C07C233/01; C07C233/12; C11; C11D; C11D1/00; C11D1/38; C11D1/52
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.