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:
Feb. 06, 2024
Filed:
Sep. 26, 2019
Applicants:
Denka Company Limited, Chuo-ku, JP;
National University Corporation Kumamoto University, Kumamoto, JP;
Inventors:
Ryotaro Mitsumata, Gosen, JP;
Shogo Misumi, Kumamoto, JP;
Naoki Kishimoto, Kumamoto, JP;
Takuma Gotanda, Gosen, JP;
Nagisa Nakata, Gosen, JP;
Assignees:
DENKA COMPANY LIMITED, Chuo-ku, JP;
NATIONAL UNIVERSITY CORPORATION KUMAMOTO UNIVERSITY, Kumamoto, JP;
Primary Examiner:
Int. Cl.
CPC ...
A61K 39/145 (2006.01); A61P 31/16 (2006.01); C12N 15/113 (2010.01); A61K 39/00 (2006.01);
U.S. Cl.
CPC ...
A61K 39/145 (2013.01); A61P 31/16 (2018.01); C12N 15/1131 (2013.01); A61K 2039/5252 (2013.01);
Abstract
An inactivated whole-virus influenza vaccine may have its antibody-inducing ability is maintained or enhanced and may cause fewer side reactions. A method for preparing an inactivated whole-virus influenza vaccine may use an embryonated chicken egg method, including subjecting a virus solution including a whole influenza virus collected from embryonated chicken eggs to a hypotonic treatment.