Patent DE28900C successfully refreshed from Google Patents.
← Back to Patent Explorer
DE28900C Active / In Force DE

Process for the preparation of quinoline derivatives, substituted and reduced in the pyridine nucleus, from orthonitrophenyllactic acid or orthonitrophenylalanine. Dr

Assignee: A. EINHORN in München, Herzog Max-Str. 4
•
Filing: —
•
Granted: —
•
Expires: —
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction DE
Data Source google_patents
Last Synchronized 2026-11-02 04:52
CPC Classifications
C; C07; C07D; C07D215/00; C07D215/02; C07D215/16; C07D215/20; C07D215/22

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.

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag