IDiyas

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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.:

US 6172234 B1

PDFFull Text
Date of Patent:
Jan. 09, 2001

Filed:

Jul. 27, 1999

Optically active cyclic amino acid ester derivatives and processes for producing the same

Applicant:
Inventors:

Yukihiro Honda, Ashiya, JP;

Miyuki Oikawa, Ibaraki, JP;

Isao Kurimoto, Suita, JP;

Assignee:

Sumitomo Chemical Company, Limited, Osaka, JP;

Attorney:

Sughrue, Mion, Zinn, Macpeak & Seas, PLLC

Primary Examiner:

Deborah C Lambkin

Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
C07D / ; C07D / ;
Abstract

There are disclosed a process for producing the optically active cyclic amino acid ester derivative of the formula (I):

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