Patent CH211488A successfully refreshed from Google Patents.
CH211488A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Process for the preparation of 17-methyl-4-androstenol-17-one-3.
Assignee: Schering Ag
•
Filing: 1936-08-27
•
Granted: —
•
Expires: 1956-08-27
Abstract
No abstract record available.
Inventors
- 👤 Schering A G
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-10-28 17:10
CPC Classifications
C; C07; C07J; C07J1/00; C07J75/00
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.