IP Verse

Andritz Oy competitive analysis

Latest oppositions filed by Andritz Oy

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

Last updated on: Aug 27, 2026
Patent NumberTitleApplicantOpposition Date
EP4441287
A Method For Treating Textile Fibers Of Different LengthsVALMETAug 13, 2026
EP4261344
Pulp DryerVALMETOct 1, 2025
EP3847206
Method Of Producing Lignin With Reduced Amount Of Odorous SubstancesVALMETSep 25, 2025
EP3511446
Moulded Article Comprising Cellulose Incorporated Into Elastane And Method Of ManufacturingLENZINGAug 27, 2025
EP3980596
Process For Continuously Preparing A Broken-Up Cellulose-Containing Starting MaterialLENZINGJun 11, 2025
EP4101976
Method For Producing A Cellulose Paper Material Made Of Old TextilesLENZINGJun 4, 2025
EP3789406
Recycling Of Cellulosic TextilesCIRCULOSEApr 25, 2024
EP2751331
Kraft Cooking Method Using Polysulfide Cooking LiquorVALMET AKTIEBOLAGMar 14, 2018
EP2773812
Method For The Causticizing Process For Producing White LiquorVALMETDec 2, 2016
EP1801496
Shielding Arrangement Of The Smelt Spout Area Of A Recovery BoilerKVAERNER POWERJun 30, 2016

Latest patents of Andritz Oy opposed by its competitors

Explore Andritz Oy'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: Aug 27, 2026
Patent NumberPublication DateTitleTotal Oppositions
EP4275183
Mar 18, 2026Method And System For Flame Monitoring And Control1
EP3924549
Nov 19, 2025A Method Of Replacing Sodium Losses In A Pulp Mill, A Method Of Producing Bleached Cellulosic Pulp, And A System1
EP3688219
Jul 23, 2025Method Of Controlling The Chemical Balance Of A Pulp Mill1
EP2419197
Apr 17, 2024A Method Of Reducing Flue Gas Emissions And A Boiler2
EP3446034
Nov 1, 2023Method And Arrangement For Generating Process Steam1
EP3464715
Jul 28, 2021Method Of Producing Chemical Pulp At A Digester Plant Of A Chemical Pulp Mill1
EP2681170
Sep 19, 2018Method And Arrangement For Burning Lime Mud1
EP1805360
Jul 13, 2016Apparatus And Method For Washing Pulps1

Latest PTAB cases involving Andritz Oy

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

Peer Comparison New

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

Last updated on: Aug 27, 2026
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
ANDRITZ3221 - -
LENZING220 - -
VALMET3331 - -
VALMET AKTIEBOLAG - 7 - -