IP Verse

Alcoa competitive analysis

Latest oppositions filed by Alcoa

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

Last updated on: Sep 10, 2026
Patent NumberTitleApplicantOpposition Date
EP3585558
Process For Low-Cost Tempering Of Aluminum CastingMAGNAAug 23, 2024
EP1838891
High Strength Sheet Made From Al-Zn-Cu-Mg Alloy With Low Internal StressesALCAN RHENALUSep 9, 2016

Latest patents of Alcoa opposed by its competitors

Explore Alcoa'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: Sep 10, 2026
Patent NumberPublication DateTitleTotal Oppositions
EP3137641
Aug 21, 2024Aluminum Sheet With Enhanced Formability And An Aluminum Container Made From Aluminum Sheet3
EP2578789
May 1, 2024Leaf Post For The Middle Closing Area Of A Mobile Leaf1
EP2305849
Jan 26, 2022Aluminum Copper Magnesium Alloys Having Ancillary Additions Of Lithium1
EP3137642
Jan 12, 2022Improved 7Xx Aluminum Casting Alloys, And Methods For Making The Same1
EP2473643
May 5, 2021Methods Of Aging Aluminum Alloys To Achieve Improved Ballistics Performance3
EP3002347
Jul 15, 2020Self-Cleaning Substrates And Methods For Making The Same1
EP2414236
May 27, 2020Fasteners With Conforming Sleeves1
EP3106600
Dec 12, 2018Hidden Frame Assembly For Windows, Doors Or Curtains Facades1
EP2686165
Oct 10, 2018Multi-Layer Brazing Sheet5
EP2885546
Mar 7, 2018Variable Wall Thickness Collar1

Latest PTAB cases involving Alcoa

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

Peer Comparison New

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

Last updated on: Sep 10, 2026
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
ALCOA221 - -
ALERIS ROLLED PRODUCTS GERMANY2027 - -
CONSTELLIUM ISSOIRE/C-TEC CONSTELLIUM TECHNOLOGY CENTER7 - - -
C TEC CONSTELLIUM TECHNOLOGY CENTER53 - -