Asahi Kasei Medical competitive analysis

Explore Asahi Kasei Medical's recently opposed patents, revealing key competitive challenges and strategic patent disputes in the industry. Track oppositions filed by competitors to understand technology battlegrounds and assess potential risks.

Last updated on: Oct 8, 2026
Patent NumberPublication DateTitleTotal Oppositions
Dec 31, 2025Viral Clearance Test Method1
Apr 7, 2021Blood Purification Device1
Jun 19, 2019Blood Treatment Filter1
Jun 5, 2019Method For Removing Viruses In High-Concentration Monoclonal Antibody Solution1
Mar 13, 2019Method Of Removing Leukocytes, Leukocyte-Removing Filter And Utilization Thereof1
Feb 20, 2019Solution Producing Device And Blood Purification System1

Latest PTAB cases involving Asahi Kasei Medical

Discover the latest PTAB cases involving Asahi Kasei Medical, highlighting their recent legal challenges and patent disputes.

Peer Comparison New

IP litigation analysis comparing Asahi Kasei Medical with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Oct 8, 2026
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
ASAHI KASEI MEDICAL EUROPE - 1 - -
FRESENIUS MEDICAL CARE544 - 2