Unified Patent Court (UPC) analytics are now available. Check here

IP Verse

Zwicker patent opposition analysis

Law FirmOpposition Filing Analysis

The comprehensive analysis of Zwicker opposition landscape, with a particular emphasis on intellectual property (IP) dynamics.

Stay updated with the latest patent oppositions filed by Zwicker

Patent Number	Title	Applicant	Opposition Date	Opposition Company
EP3926051	Methods For Harvesting Mammalian Cell Cultures	AMGEN	Feb 7, 2025	ZWICKER SCHNAPPAUF & PARTNER PATENTANWALTE PARTG MBB
EP3818078	Methods Of Producing Recombinant Proteins	BRISTOL MYERS SQUIBB	Nov 26, 2024	ZWICKER SCHNAPPAUF & PARTNER PATENTANWALTE PARTG MBB
EP3134120	Compositions And Methods For Treating Cytokine-Related Disorders	THE TRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA	Oct 23, 2024	SANOFI
EP3626737	A Method Of Increasing The Productivity Of Eucaryotic Cells In The Production Of Recombinant Fviii	OCTAPHARMA	Aug 27, 2024	ZWICKER SCHNAPPAUF & PARTNER PATENTANWALTE PARTG MBB
EP3583947	Streptococcus Pneumoniae Capsular Polysaccharides And Conjugates Thereof	PFIZER	Jul 11, 2024	SANOFI PASTEUR
EP3995507	Il-15 And Il-15Ralpha Sushi Domain Based On Modulokines	UNIVERSIT PARIS CIT	Jul 4, 2024	SANOFI
EP3666797	Antigen Binding Proteins To Proprotein Convertase Subtilisin Kexin Type 9 (Pcsk9)	AMGEN	Feb 19, 2024	REGENERON PHARMACEUTICALS
EP3103476	Antibodies Against A Proliferating Inducing Ligand (April)	ADURO BIOTECH	Apr 25, 2023	ZWICKER SCHNAPPAUF & PARTNER PATENTANWALTE PARTG MBB
EP3368572	Anti-Pd-1 Antibodies And Compositions	SYMPHOGEN	Feb 24, 2023	SANOFI
EP3521440	Methods For Harvesting Mammalian Cell Cultures	AMGEN	Nov 9, 2022	ZWICKER SCHNAPPAUF & PARTNER PATENTANWALTE PARTG MBB

Top companies who are the clients of Zwicker

Company	Total
ZWICKER SCHNAPPAUF & PARTNER PATENTANWALTE PARTG MBB	12
SANOFI	8
SANOFI PASTEUR	4
SK BIOSCIENCE	4
BIOVERATIV THERAPEUTICS	3
SANOFI PASTEUR INCSANOFI AVENTIS DEUTSCHLAND GMBHSANOFI WINTHROP INDUSTRIES	3
PLASSERAUD	1
REGENERON PHARMACEUTICALS	1
APPLEYARD LEES FLECK BARBARA	1
MAB DISCOVERY	1