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:
Aug. 06, 2013
Filed:
Mar. 27, 2012
Applicants:
Eri Matsumoto, Osaka, JP;
Yasuko Nishina, Osaka, JP;
Kenichi Haruna, Osaka, JP;
Harumasa Arita, Osaka, JP;
Akiko Kita, Osaka, JP;
Inventors:
Eri Matsumoto, Osaka, JP;
Yasuko Nishina, Osaka, JP;
Kenichi Haruna, Osaka, JP;
Harumasa Arita, Osaka, JP;
Akiko Kita, Osaka, JP;
Assignee:
Rohto Pharmaceutical Co., Ltd., Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
A61K 47/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An ophthalmic composition that, despite containing alginic acid and/or a salt thereof, has improved tackiness during use and provides a satisfactory use feeling. The composition has an improved ability to remain on the eye mucosa. The ophthalmic composition contains (A) alginic acid and/or a salt thereof in combination with (B) hyaluronic acid and/or a salt thereof.