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. 20, 2018
Filed:
Sep. 29, 2014
Applicant:
Daiichi Sankyo Company, Limited, Tokyo, JP;
Inventors:
Atsutoshi Ito, Tokyo, JP;
Shuichi Yada, Tokyo, JP;
Mitsuhide Tanimoto, Tokyo, JP;
Michiko Kumon, Tokyo, JP;
Assignee:
Daiichi Sankyo Company, Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 9/16 (2006.01); C07C 29/78 (2006.01); C07C 29/76 (2006.01);
U.S. Cl.
CPC ...
A61K 9/1623 (2013.01); A61K 9/1635 (2013.01); A61K 9/1641 (2013.01); A61K 9/1682 (2013.01); C07C 29/76 (2013.01); C07C 29/78 (2013.01);
Abstract
An object of the present invention is to provide a method for producing selectively a powder particle consisting of the α-form crystal of D-mannitol, using the spray-drying method. It is a method for selective production of powder particles consisting of the α-form crystal of D-mannitol, wherein a D-mannitol solution containing a water-soluble polymer is spray-dried.