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. 18, 1997
Filed:
Sep. 30, 1993
Takehiko Suzuki, Osaka-fu, JP;
Yukiko Nishioka, Toyonaka, JP;
Yasuhisa Matsukawa, Osaka, JP;
Akihiro Matsumoto, Hirakata, JP;
Masao Kobayashi, Kyoto, JP;
Tanabe Seiyaku Co., Ltd., Osaka, JP;
Abstract
Sustained release multi-core microsphere preparation which shows high incorporation efficiency of medicament and can release the medicament at a specific rate, which comprises two or more biodegradable polymers and a pharmaceutically active ingredient, and has the medicament incorporated into microregions which are produced by one of these polymers (the first polymer), and these microregions are distributed in other biodegradable polymers (the second polymer), or a method for producing the same.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile