Patent CH297833A successfully refreshed from Google Patents.
CH297833A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Process for the preparation of a copper-containing polyiminoisoindolenine compound.
Assignee: Bayer Ag
•
Filing: 1950-08-21
•
Granted: —
•
Expires: 1970-08-21
Abstract
No abstract record available.
Inventors
- 👤 Aktiengesellschaft Farbe Bayer
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-10-29 19:46
CPC Classifications
C; C07; C07D; C07D471/00; C07D471/02; C07D471/04; C07D209/00; C07D209/02; C07D209/44; C09; C09B; C09B47/00; C09B47/04; C09B47/06; C09B47/073; C09B47/08; C09B47/10
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.