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:
Jun. 07, 2022
Filed:
May. 15, 2019
Applicant:
Asahi Kasei Kabushiki Kaisha, Tokyo, JP;
Inventors:
Nobuhisa Miyake, Tokyo, JP;
Koichi Nakaoka, Tokyo, JP;
Yusuke Sakurai, Tokyo, JP;
Midori Nagamoto, Tokyo, JP;
Kazuhiro Takagaki, Tokyo, JP;
Masaaki Shinohata, Tokyo, JP;
Assignee:
Asahi Kasei Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 269/04 (2006.01); C07C 263/04 (2006.01); C07D 307/52 (2006.01); C07D 307/54 (2006.01);
U.S. Cl.
CPC ...
C07C 269/04 (2013.01); C07C 263/04 (2013.01); C07D 307/52 (2013.01); C07D 307/54 (2013.01);
Abstract
The present invention provides a method for producing a carbamate that includes a step (1) and a step (2) described below: