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:
Sep. 06, 1977
Filed:
Oct. 24, 1975
Applicant:
Inventor:
Herbert Kuckertz, Bad Soden, Taunus, DT;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
260549 ; 260541 ;
Abstract
Process for preparing acetic anhydride from acetic acid methyl ester and carbon monoxide in the presence of catalysts containing noble metals of the 8.sup.th sub-group of the periodic table or their compounds as well as iodine and/or iodine compounds.
Kuckertz, Herbert. (1977). Process for preparing acetic anhydride (U.S. Patent No. 4046807). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4046807
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile