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:
Nov. 02, 2004
Filed:
Jul. 02, 2001
Applicant:
Inventors:
Kazuhiro Inoue, Chiba, JP;
Hiroshi Kuga, Tokyo, JP;
Yoshinobu Shiose, Tokyo, JP;
Hiroshi Korenaga, Chiba, JP;
Assignee:
Daiichi Pharmaceutical Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 3/147 ; A61K 4/726 ; A61K 4/730 ; A61K 4/748 ; C12Q 1/37 ;
U.S. Cl.
CPC ...
A61K 3/147 ; A61K 4/726 ; A61K 4/730 ; A61K 4/748 ; C12Q 1/37 ;
Abstract
A drug delivery system compound comprising a carboxy(C )alkyldextran polyalcohol modified with a saccharide compound and a residue of drug compound bound to the carboxy(C )alkyldextran polyalcohol, and a method for measuring a drug delivery system compound in which a polymer carrier and a residue of drug compound are bound to each other by a spacer comprising 2 to 8 amino acids linked by peptide bond(s), which comprises treating the drug delivery system compound with a peptidase, and measuring the resulting hydrolysate.