IP Verse

Dorma patent opposition analysis

Get complete Patent Opposition Report for Dorma

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Latest oppositions filed by Dorma

Explore patent oppositions filed by Dorma against competitors, revealing strategic technology disputes and market positioning. Monitor opposition details, timelines, and disputed innovations to understand competitive dynamics and IP enforcement strategy.

Patent Number	Title	Applicant	Opposition Date
EP3977269	Enabling Upgrading Firmware Of A Target Device	ASSA ABLOY	Mar 7, 2024
EP3551823	Automatic Door Operator For A Swing Door Assembly	ASSA ABLOY ENTRANCE SYSTEMS	Mar 4, 2024
EP3228106	Remote Programming For Access Control System With Virtual Card Data	CARRIER	Jul 25, 2023
EP3130735	Automatic Sliding Door With A Drive Unit And Movable Door Wings	GU AUTOMATIC	Oct 11, 2022
EP3475512	Door Operator And Method For Set-Up Of A Door Operator	ASSA ABLOY ENTRANCE SYSTEMS	Sep 1, 2022
EP2400104	Fire-Retardant Sliding Door And Method For Operating Same	HRMANN ECKELHAUSEN	Jul 1, 2022
EP2132721	Device For Actuating An Actuator	GIESECKE & DEVRIENT	Jun 30, 2021
EP2930698	Wireless Locking System	SOLUTIONS	Jun 23, 2021
EP3289789	Wearable Discovery For Authentication	ASSA ABLOY	Mar 24, 2021
EP3279423	System Of Swivelling Gates For A Passage Installation For Persons	WANZL	Jan 21, 2021

Latest patents of Dorma opposed by its competitors

Explore Dorma'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.

Patent Number	Grant Date	Title	Total Oppositions
EP3064689	Feb 19, 2025	Hold-Open Device For A Door	4
EP2780526	Jul 24, 2024	Servo Door-Closer	3
EP3835529	Mar 13, 2024	Door Drive With A Motor Unit, Comprising A Beneficial Bearing Arrangement For Mounting A Drive Shaft	1
EP2568100	Feb 14, 2024	System For A Door	3
EP3835530	Nov 22, 2023	Door Drive With A Motor Unit Having A Beneficial Electric Connection	1
EP2307629	Aug 2, 2023	Partition Consisting Of Transparent Wall Elements	3
EP3792437	Jun 7, 2023	Method For Power-Assisted Movement Of A Door And Door Actuator	1
EP3267450	Nov 30, 2022	Safety System	2
EP3267457	Nov 9, 2022	Safety System	1
EP3543965	Jul 6, 2022	Lock Assembly	2

Top competitors of Dorma

GEZE

ASSA ABLOY SICHERHEITSTECHNIK

LANDERT GROUP