IP Verse

Dic competitive analysis

Latest oppositions filed by Dic

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

Last updated on: Feb 26, 2026

Patent Number	Title	Applicant	Opposition Date
EP3989810	Systems And Methods For Targeted Therapeutic Nasal Neuromodulation	NEURENT MEDICAL	Jan 9, 2026
EP4208216	Automatic Priming And Rinsing Of An Extracorporeal Blood Treatment Apparatus	B BRAUN AVITUM	Jan 7, 2026
EP3302630	Syringe Support And Autoinjector	SANOFI AVENTIS DEUTSCHLAND	Jan 2, 2026
EP3881879	Assembly For A Drug Delivery Device Comprising A Feedback Feature	SANOFI AVENTIS DEUTSCHLAND	Dec 22, 2025
EP4230241	Automatic Syringe	SHANDONG WEGO PREFILLS PHARMACEUTICAL PACKAGING	Nov 14, 2025
EP3842084	Apparatus For Extracorporeal Blood Treatment	GAMBRO LUNDIA	Nov 12, 2025
EP4309563	Endoscopic Medical Device, In Particular For Colonoscopy	PRMEDICAL	Nov 12, 2025
EP3703671	New Cannabis Compositions And Industrial Methods For Production Thereof	BUZZELET	Oct 8, 2025
EP3681539	Iron Complex Compounds For Therapeutic Use	PHARMACOSMOS HOLDING	Oct 1, 2025
EP4175567	Lithotripsy Device, And Method For Operating A Lithotripsy Device	KARL STORZ	Aug 7, 2025

Latest patents of Dic opposed by its competitors

Explore Dic'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: Feb 26, 2026

Patent Number	Publication Date	Title	Total Oppositions
EP4177310	Oct 29, 2025	Vinyl Chloride Resin Plasticizer, Vinyl Chloride Resin Composition, And Molded Article Thereof	1
EP2907864	May 18, 2022	Liquid Crystal Composition And Liquid Crystal Display Element Using This Composition	1
EP3460006	Oct 14, 2020	Colorant Material, And Process For Producing Colorant Material	1

Latest PTAB cases involving Dic

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

Last updated on: Feb 25, 2026

Proceeding Number	Filing Date	Petitioner	Respondent	Status
Get alerts for PTAB Cases involving Dic
IPR2015-01728	Aug 14, 2015	PRECISELEY MICROTECHNOLOGY	DICON FIBEROPTICS	Terminated-Settled

Peer Comparison New

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

Last updated on: Feb 26, 2026

Company	Oppositions Filed	Oppositions Faced	PTAB Cases Filed	PTAB Cases Faced
BAYLOR COLLEGE OF MEDICINE	-	8	2	-
F HOFFMANN LA ROCHE	16	147	-	-
STRAWMAN	350	-	-	-
THE BOARD OF REGENTS OF THE UNIVERSITY OF TEXAS SYSTEM	-	1	-	2