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:
Jan. 27, 1981
Filed:
Sep. 17, 1979
Applicant:
Inventors:
Friedrich Wunder, Florsheim am Main, DE;
Hans-Jurgen Arpe, Kelkheim, DE;
Horst Hachenberg, Walluf, DE;
Ernst I Leupold, Neu-Anspach, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
585640 ;
Abstract
Lower alkenes, especially ethylene, are produced from methanol and/or dimethyl ether in the presence of aluminum silicate catalysts containing manganese and possibly further co-catalysts.
Wunder, Friedrich. (1981). Process for the manufacture of lower alkenes from methanol and/or (U.S. Patent No. 4247731). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4247731
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile