FR983634A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements in the synthesis of beta-ionylidene acetaldehyde
Assignee: Distillation Products Inc
•
Filing: 1949-03-23
•
Granted: 1951-06-26
•
Expires: 1969-03-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-30 18:31
CPC Classifications
C; C07; C07C; C07C403/00; C07C403/14; C07C403/16; C07C403/18; C07C45/00; C07C45/27; C07C45/29; C07C45/51; C07C45/516; C07C2601/00; C07C2601/12; C07C2601/16
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.