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:
May. 24, 1994
Filed:
May. 26, 1993
Applicant:
Inventors:
Keigo Nishihira, Ube, JP;
Shuji Tanaka, Ube, JP;
Katsuhiko Mizutare, Ube, JP;
Masahiro Kondo, Ube, JP;
Assignee:
Ube Industries, Ltd., Yamaguchi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
560157 ; 560137 ;
Abstract
An N-hydroxycarbamate compound of the formula ROCONHOH in which R is C.sub.1-8 alkyl, C.sub.3-12 cycloalkyl, aryl or aralkyl group, is produced by reacting a carbonic acid diester of the formula ROCOOR in which R is as defined above, with hydroxylamine in the presence of a basic substance, for example, an alkali metal hydroxide or alkoxide.