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:
Apr. 16, 2002
Filed:
Sep. 10, 1999
Applicant:
Inventors:
Teruo Okano, Chiba-ken, JP;
Akihiko Kikuchi, Tokyo, JP;
Yasuhisa Sakurai, Tokyo, JP;
Hideko Kanazawa, Kanagawa-ken, JP;
Yoshikazu Matsushima, Kanagawa-ken, JP;
Assignee:
Amersham Pharmacia Biotech K.K., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 1/508 ;
U.S. Cl.
CPC ...
B01D 1/508 ;
Abstract
PTH-amino acids can be analyzed within a short time at a high sensitivity by chromatographically separating said PTH-amino acids with the use of a packing wherein the hydrophilic/hydrophobic balance on the stationary phase surface can be changed by an external signal while fixing the mobile phase to an aqueous system.