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:
Mar. 23, 2010
Filed:
May. 26, 2006
Applicants:
Shinichiro Takahashi, Kawasaki, JP;
Noriyasu Kataoka, Kawasaki, JP;
Akinori Tatara, Kawasaki, JP;
Toshihiro Matsuzawa, Yokkaichi, JP;
Inventors:
Shinichiro Takahashi, Kawasaki, JP;
Noriyasu Kataoka, Kawasaki, JP;
Akinori Tatara, Kawasaki, JP;
Toshihiro Matsuzawa, Yokkaichi, JP;
Assignee:
Ajinomoto Co., Inc., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 239/72 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides crystals of phenylalanine derivatives of the formula (I): and particularly α-type, γ-type, ε-type, η-type, and θ-type crystals thereof. These crystals are excellent in preservation stability or moisture resistance. They can also be produced on an industrial scale.