FR902848A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Worm screw press for molding polymers with a high degree of polymerization
Assignee: IG Farbenindustrie AG
•
Filing: 1944-03-21
•
Granted: 1945-09-13
•
Expires: 1964-03-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-26 04:01
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/78; B29C48/86; B29C48/865; B29C48/03
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.