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. 07, 1986
Filed:
Jun. 14, 1983
Applicant:
Inventors:
Hiroshi Sadaki, Toyama, JP;
Hiroyuki Imaizumi, Toyama, JP;
Kenji Takeda, Toyama, JP;
Takihiro Inaba, Namerikawa, JP;
Ryuko Takeno, Toyama, JP;
Seishi Morita, Toyama, JP;
Tetsuya Kajita, Toyama, JP;
Isamu Saikawa, Toyama, JP;
Assignee:
Toyama Chemical Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
548194 ;
Abstract
This invention relates to a novel process for producing a 2-(2-aminothiazol-4-yl)glyoxylic acid derivative or a salt thereof which are useful in producing a cephalosporin antibiotic, and to intermediates for said derivative and salt and a process for producing the intermediates.