DE751708C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for the production of blends of polystyrene with natural or synthetic rubber
Assignee: Siemens Schuckertwerke AG
•
Filing: 1940-08-01
•
Granted: 1953-01-26
•
Expires: 1960-08-01
Abstract
No abstract record available.
Inventors
- 👤 Hans Dr Phil Mueller
- 👤 Franz Dipl-Ing Zeplichal
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-08 07:38
CPC Classifications
C; C08; C08L; C08L21/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE601253C
Cited
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.