The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 20, 1985
Filed:
Nov. 04, 1983
Applicant:
Inventors:
Paul Fiedler, Cologne, DE;
Rudolf Braden, Odenthal, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2604 / ; 568428 ; 568 41 ; 568311 ; 560 51 ; 549 70 ; 546314 ;
Abstract
Aryl halides are formylated with carbon monoxide and hydrogen in the presence of a noble metal catalyst, tertiary organic nitrogen compounds and phosphanes or phosphites.
Fiedler, Paul. (1985). Process for formylating aryl halides (U.S. Patent No. 4536344). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4536344
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile