DE850135C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for dyeing structures made of polyacrylonitrile
Assignee: BASF SE
•
Filing: 1950-09-28
•
Granted: 1952-09-22
•
Expires: 1970-09-28
Abstract
No abstract record available.
Inventors
- 👤 Konrad Dr Jost
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-04 09:35
CPC Classifications
D; D06; D06P; D06P3/00; D06P3/70; C; C08; C08K; C08K5/00; C08K5/0008; C08K5/0041
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.