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:
Aug. 19, 1980
Filed:
Nov. 30, 1977
Applicant:
Inventor:
Michael Kroner, Mannheim, DE;
Assignee:
BASF Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2604656 ;
Abstract
A new process for the manufacture of vinyl-lactonitrile by reacting methyl vinyl ketone with liquid hydrogen cyanide in the presence of basic compounds and of certain amounts of solvents. The products are starting materials for the manufacture of drugs, crop protection agents, dyes, plastics and synthetic resins.