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. 10, 1995
Filed:
Mar. 02, 1993
Applicant:
Inventors:
Keigo Nishihira, Ube, JP;
Shuji Tanaka, Ube, JP;
Kunioki Kodama, Ube, JP;
Takayoshi Kaneko, Ube, JP;
Tetsuro Kawashita, Ube, JP;
Yuki Nishida, Ube, JP;
Tokuo Matsuzaki, Ube, JP;
Koji Abe, Ube, JP;
Assignee:
UBE Industries, Ltd., Yamaguchi, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
558210 ; 558377 ;
Abstract
Disclosed is a process for preparing carbonic diester comprising the formation of carbonic diester by the vapor phase catalytic reaction of an alkyl nitrite and carbon monoxide in the presence of a solid catalyst, wherein platinum group metal ion in the solid catalyst is exchanged on an ion exchange zeolite carrier.
Nishihira, Keigo. (1995). Process for preparing carbonic diester (U.S. Patent No. 5380906). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5380906
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile