The Weekly Litigation News Digest is now live. Subscribe now

IP Verse

Sherwin Williams competitive analysis

Loading summary...

Explore patent oppositions filed by Sherwin Williams against competitors, revealing strategic technology disputes and market positioning.

Last updated on: Nov 13, 2025

Patent Number	Title	Applicant	Opposition Date
Get instant updates on new opposition filings by the company
EP3724239	A Coating Composition	PPG INDUSTRIES OHIO	Aug 20, 2025
EP3749591	Self-Curing Coating Compositions	PPG INDUSTRIES OHIO	May 9, 2024
EP2658894	Adhesion Promoter Resin Compositions And Coating Compositions Having The Adhesion Promoter Resin Compositions	AKZO NOBEL	Jul 19, 2023
EP3299494	Treated Surface Metal Sheet And Treated Surface Metal Sheet Coated With Organic Resin	TOYO SEIKAN GROUP	Jul 13, 2022
EP3292175	Improved Coating Systems, Use Thereof For Coating Components And Thus Coated Components For Wind Power Plants	MANKIEWICZ GEBR	Feb 28, 2022
EP3286272	Improved Coating Systems, Use Thereof For Coating Components And Thus Coated Components For Agricultural And Construction Machines	MANKIEWICZ GEBR	Dec 10, 2021
EP3286266	Improved Coating Systems, Use Thereof For Coating Components And Components Coated Therewith For Rail Vehicles And Aircrafts	MANKIEWICZ GEBR	Nov 17, 2021
EP3453464	Rolling Coating Of Lacquers And Wood Surfaces	HESSE	Aug 4, 2021
EP2970682	Hybrid Latex Emulsions And Coating Compositions Formed From Hybrid Latex Emulsions	AKZO NOBEL	Jul 22, 2020
EP3303490	Packaging Coated With An Emulsion Polymerized Latex Polymer	PPG INDUSTRIES OHIO	Jun 10, 2020

Discover the latest PTAB cases involving Sherwin Williams, highlighting their recent legal challenges and patent disputes.

Last updated on: Nov 14, 2025

Proceeding Number	Filing Date	Petitioner	Respondent	Status
Get alerts for PTAB Cases involving Sherwin Williams
IPR2019-01497	Aug 15, 2019	SHERWIN WILLIAMS	ARCH CHEMICALS	Terminated-Settled
IPR2019-01498	Aug 15, 2019	SHERWIN WILLIAMS	ARCH CHEMICALS	Terminated-Settled
IPR2019-01499	Aug 15, 2019	SHERWIN WILLIAMS	ARCH CHEMICALS	Terminated-Settled

IP litigation analysis comparing Sherwin Williams with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Nov 13, 2025

Company	Oppositions Filed	Oppositions Faced	PTAB Cases Filed	PTAB Cases Faced
THE SHERWIN WILLIAMS	15	18	-	-
AKZO NOBEL	44	45	-	-
PPG INDUSTRIES	81	-	-	-
PPG INDUSTRIES OHIO	2	42	-	2