CH265665A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Process for the preparation of a diaryl-butenyl-amine.
Assignee: Ag J R Geigy
•
Filing: 1947-09-05
•
Granted: —
•
Expires: 1967-09-05
Abstract
No abstract record available.
Inventors
- 👤 Ag J R Geigy
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-10-26 16:35
CPC Classifications
C; C07; C07C; C07C209/00; C07C209/68; C07C209/74
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.