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. 29, 2022
Filed:
Feb. 06, 2019
Applicant:
Ricoh Company, Ltd., Tokyo, JP;
Inventors:
Assignee:
RICOH COMPANY, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 9/16 (2006.01); A61K 31/155 (2006.01); A61K 31/55 (2006.01); G03G 9/087 (2006.01); G03G 9/08 (2006.01);
U.S. Cl.
CPC ...
A61K 9/1694 (2013.01); A61K 9/1647 (2013.01); A61K 31/155 (2013.01); A61K 31/55 (2013.01); G03G 9/0819 (2013.01); G03G 9/08755 (2013.01);
Abstract
A particle-producing method is provided including the processes of: discharging a liquid from discharge holes provided on a liquid-storing unit storing the liquid to make the liquid into droplets, the liquid containing a physiologically active substance and a polymer; and solidifying the droplets into a particle.