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. 12, 2016
Filed:
May. 30, 2008
Achim Marx, Gelnhausen, DE;
Markus Poetter, Muenster, DE;
Stefan Buchholz, Hanau, DE;
Alexander May, Seeheim, DE;
Hermann Siegert, Seeheim-Jugenheim, DE;
Birgit Alber, Stuttgart, DE;
Georg Fuchs, Heitersheim, DE;
Lothar Eggeling, Juelich, DE;
Achim Marx, Gelnhausen, DE;
Markus Poetter, Muenster, DE;
Stefan Buchholz, Hanau, DE;
Alexander May, Seeheim, DE;
Hermann Siegert, Seeheim-Jugenheim, DE;
Birgit Alber, Stuttgart, DE;
Georg Fuchs, Heitersheim, DE;
Lothar Eggeling, Juelich, DE;
EVONIK ROEHM GmbH, Darmstadt, DE;
Abstract
The present invention relates to a process for the preparation of methacrylic acid or methacrylic esters, comprising the process steps of The invention also relates to a process for the preparation of polymethacrylic acid or polymethacrylic esters.