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:
Nov. 16, 2004
Filed:
Sep. 04, 2002
Applicant:
Inventors:
Gerhard Nestler, Vienna, AT;
Jürgen Schröder, Ludwigshafen, DE;
Nicole McGlone, Boehl-Iggelheim, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 6/748 ; C07C 6/702 ; C07C 5/142 ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
C07C 6/748 ; C07C 6/702 ; C07C 5/142 ; C07C / ; C07C / ;
Abstract
Polymerizable compounds are prepared and/or worked up using at least one liquid ring pump by a process in which a working liquid which contains a material stream from the preparation and/or working-up of the polymerizable compound is used in a liquid ring pump.