The weekly litigation news digest is live. Subscribe now

IP Verse

Kayser patent opposition analysis

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

Stay updated with the latest patent oppositions filed by Kayser

Patent Number	Title	Applicant	Opposition Date	Opposition Company
EP3941805	Insulating Element	SIKA TECHNOLOGY	Oct 7, 2025	HENKEL
EP4267483	Closure For A Spout In A Thin-Walled Package	GUALA PACK	Aug 26, 2025	KAYSER
EP3936451	Detergent Product Container	THE PROCTER & GAMBLE	Apr 17, 2025	HENKEL
EP4026460	Food Preparation Device For Cutting Food, Crushing Attachment And Method	VORWERK & INTERHOLDING	Apr 4, 2025	WUNDERMIX
EP4022118	Laundry Treatment Appliance Comprising A Controller	BSH HAUSGERTE	Nov 13, 2024	HENKEL
EP4011795	Detergent Product Container With Lock	THE PROCTER & GAMBLE	Jul 4, 2024	HENKEL
EP4069813	Biodedradable Package Containing Water-Soluble Capsules	UNILEVER	Jun 5, 2024	HENKEL
EP4101349	Method For Potato Peeling And Kitchen Appliance	VORWERK & INTERHOLDING	May 23, 2024	WUNDERMIX
EP4039607	Container With Cover, Lock And Alignment Mark	THE PROCTER & GAMBLE	May 13, 2024	HENKEL
EP4101350	Potato Peeling Disc, Kitchen Appliance And Method	VORWERK & INTERHOLDING	Apr 26, 2024	WUNDERMIX

Top companies who are the clients of Kayser

Company	Total
HENKEL	16
WUNDERMIX	4
KAYSER	3
ERICH UTSCH	3
BODE DIE TUR	2
VORBERG	2
GEBR BODE	2
ORTHOLIZE	1
RACHFAHL	1
THYSSENKRUPP INDUSTRIAL SOLUTIONS	1