Patent DE1908173A1 successfully refreshed from Google Patents.
DE1908173A1
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Fibers, threads and films made from polyesters containing paraffin sulfonate
Assignee: Hoechst AG
•
Filing: 1969-02-19
•
Granted: —
•
Expires: 1989-02-19
Abstract
No abstract record available.
Inventors
- 👤 Dipl-Chem Dr Franz Jakob
- 👤 Dipl-Chem Dr Guenther Keil
- 👤 Dipl-Chem Dr Rolf-R Reinshagen
- 👤 Dipl-Chem Dr Martin Rieber
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-08 23:02
CPC Classifications
D; D01; D01F; D01F6/00; D01F6/88; D01F6/92; C; C08; C08K; C08K5/00; C08K5/36; C08K5/41; C08K5/42; D01F6/58; D01F6/62
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.