Patent FR1242899A successfully refreshed from Google Patents.
FR1242899A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Process for obtaining combinations of polymerization catalysts
Assignee: Bayer AG
•
Filing: 1959-08-04
•
Granted: 1960-10-07
•
Expires: 1979-08-04
Abstract
No abstract record available.
Inventors
- 👤 Hermann Schirmer
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-08 13:43
CPC Classifications
B; B01; B01J; B01J31/00; B01J31/02; B01J31/0234; B01J31/0235; B01J31/0237; B01J31/04; C; C08; C08F; C08F283/00; C08F283/01; C08F4/00; C08F4/06; B01J2531/00; B01J2531/70; B01J2531/72; B01J2531/80; B01J2531/84; B01J2531/845
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.