← Back to Patent Explorer
DE963457C Expired / Lapsed DE ⏱️ 0.0 years remaining

Process for the preparation of water-insoluble monoazo dyes

Assignee: Bayer AG
•
Filing: 1955-01-01
•
Granted: 1957-05-09
•
Expires: 1975-01-01
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Dr Guenter Hagelloch
  • 👤 Dr Hans Raab

Bibliographic Details

Application Number —
Jurisdiction DE
Data Source google_patents
Last Synchronized 2026-11-08 21:42
CPC Classifications
C; C09; C09B; C09B29/00; C09B29/06; C09B29/08

Claims Analysis

Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.

References Cited (Backward Citations)

DE734846C Cited
US2470094A Cited

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