Patent DE823447C successfully refreshed from Google Patents.
← Back to Patent Explorer
DE823447C Expired / Lapsed DE ⏱️ 0.0 years remaining

Process for the preparation of mercaptosulphonic acids or their salts which are optionally substituted on sulfur

Assignee: Henkel AG and Co KGaA
•
Filing: 1949-05-14
•
Granted: 1951-12-03
•
Expires: 1969-05-14
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Dr Johann Heinrich Helberger

Bibliographic Details

Application Number —
Jurisdiction DE
Data Source google_patents
Last Synchronized 2026-11-09 05:36
CPC Classifications
C; C07; C07C; C07C319/00; C07C319/14; C07C319/02

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