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.

Date of Patent:
May. 31, 1988

Filed:

Jan. 15, 1987
Applicant:
Inventors:

Nobuo Aoki, Tokyo, JP;

Masami Shiratsuchi, Musashimurayama, JP;

Shigeru Kimura, Higashiyamato, JP;

Assignee:

Kowa Co., Ltd., Nagoya, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07K / ; C07K / ;
U.S. Cl.
CPC ...
514 21 ; 514-8 ; 424 85 ; 424105 ; 530350 ; 530413 ; 530419 ; 530399 ;
Abstract

A novel thrombin-binding substance having the characteristics of (a) molecular weight: 47,000.+-.6,000 in reduced condition and 38,000.+-.6,000 in unreduced condition, (b) isoelectric point: pH 4.9-5.7, (c) affinity: strong affinity to thrombin, (d) activity: (1) capable of promoting the thrombin catalyzed activation of protein C, (2) prolongs clotting time; and (e) stability: stable to denaturing agents (urea sodium and dodecylsulfate), can be prepared from a human placenta by means of extraction, fractionation using ion exchange chromatography and affinity chromatography, and/or gel filtration, followed by electrophoresis. The substance is useful as a medicine for the treatment of thrombosis.


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Aoki, Nobuo. (1988). Thrombin-binding substance and process for preparing the same (U.S. Patent No. 4748156). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4748156

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