IP Verse

Wchtershuser & Hartz competitive analysis

Explore patent oppositions filed by Wchtershuser & Hartz against competitors, revealing strategic technology disputes and market positioning.

Last updated on: Jun 25, 2026

Patent Number	Title	Applicant	Opposition Date
EP3741813	Coating Composition, Coating And Use Of The Coating Composition	DAW	Aug 27, 2025
EP3983186	Hydrophobic Fluid And Use Thereof	RFH CHEMIE	Feb 27, 2025
EP3460010	Storage-Stable Coating Composition	STO	Nov 7, 2024
EP3611288	Hot Stamped Component, Pre-Coated Steel Plate For Hot Stamping, And Hot Stamping Process	EASYFORMING TECHNOLOGY	Jul 18, 2024
EP4122987	Aqueous Coating Material, Coating Obtained With The Coating Material, Coated Substrate, Use Of The Coating Material And Method For Preparing The Aqueous Coating Material	DAW	Jun 27, 2024
EP3854473	Tinting System For A Kit-Of-Parts Tinting System, Method For Producing A Tinted Paint Or Plaster System And Use Of The Tinting System	DAW	Dec 1, 2023
EP3640304	Primer For Paints And Plasters	DAW	Oct 26, 2022
EP3431074	Preservative Free Bimatoprost And Timolol Solutions	ALLERGAN	Oct 11, 2022
EP3712217	Aqueous Coating Substances	DAW	Oct 5, 2022
EP3434738	Solvent-Containing Colour Paste	DAW	Jun 2, 2021

Discover the latest PTAB cases involving Wchtershuser & Hartz, highlighting their recent legal challenges and patent disputes.

IP litigation analysis comparing Wchtershuser & Hartz with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Jun 25, 2026

Company	Oppositions Filed	Oppositions Faced	PTAB Cases Filed	PTAB Cases Faced
WCHTERSHUSER & HARTZ	15	-	-	-
ABIGO MEDICAL	-	2	-	-
ALLERGAN	11	37	13	33
DAW	21	50	-	-