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:
Feb. 02, 1999
Filed:
Aug. 22, 1997
Applicant:
Inventors:
Matthias Eiermann, Limburgerhof, DE;
Klaus Ebel, Lampertheim, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
570248 ; 570246 ; 570250 ;
Abstract
Alkyl bromides are prepared from mixtures comprising aqueous hydrobromic acid and olefins in a process in which there is concentration of the aqueous hydrobromic acid present during the reaction.