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:
Jun. 16, 2026
Filed:
Feb. 23, 2018
Japan Vam & Poval Co., Ltd., Osaka, JP;
National University Corporation Tohoku University, Sendai, JP;
Japan Vam & Poval Co., Ltd., Osaka, JP;
National University Corporation Tohoku University, Sendai, JP;
Abstract
A cell or tissue embedding device highly capable of supplying a physiologically active substance is disclosed. The device includes an aqueous gel that serves as an immunoisolation layer and the aqueous gel includes a polyvinyl alcohol resin with a syndiotacticity of 32 to 40% in triad. A process of preparing a PVA gel containing living cells or living tissue is disclosed and the process provides less reduction of the living cells or living tissue during preparation of the PVA gel.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile