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:
Sep. 08, 2026
Filed:
Mar. 10, 2023
Ajou University Industry—academic Cooperation Foundation, Suwon-si, KR;
Hee-Kyung Kim, Seoul, KR;
Chul-Ho Kim, Seoul, KR;
Sung Un Kang, Suwon-si, KR;
Seung-Joo Kim, Suwon-si, KR;
Yu-Kwon Kim, Seoul, KR;
AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION, Suwon-si, KR;
Abstract
The present invention pertains to a method for treating the surface of 1-5 mol % (preferably, 3 mol %) yttria stabilized zirconia (1-5 mol % (3 mol %) yttria stabilized tetragonal zirconia polycrystal; 3Y-TZP), which is suitable for dental use, with plasma composed of nitrogen and argon mixed gas (N/Ar). 3Y-TZP treated by the method has excellent antibacterial properties, osseointegration ability, and adhesive performance, and thus has the advantage of being applicable to dental implants etc.