Patent Oppositions in aluminium alloys industry

Explore the competitive field of aluminium alloys where companies are constantly innovating to stay ahead. Discover the latest patent opposition trends, top companies filing and facing patent oppositions, and the most recent patents under dispute. Stay informed on patent activity in aluminium alloys technology and learn how to protect your intellectual property.

Explore the top companies that have filed the most patent oppositions in the technology industry.

Explore the top companies that have faced the most patent oppositions in the technology industry.

Explore the top law firms that have filed the most patent oppositions in the technology industry.

Patent challenges are becoming increasingly common in the aluminium alloys industry as companies work to protect their innovations in a highly competitive market. These legal battles can significantly impact the development and release of new technologies. Below is a list of the latest patents that have been opposed in the aluminium alloys industry, offering a snapshot of the ongoing struggles over intellectual property rights. For anyone involved in this industry, understanding these patent disputes is essential for navigating its future.

Last updated on: Jul 9, 2026
Patent NumberTitleApplicantOpposition DateOpposition Name
Steel Sheet For Hot Press And Manufacturing Method ThereofHYUNDAI STEELApr 20, 2026STRAWMAN
Methods Of Making Highly-Formable Aluminum Alloys And Aluminum Alloy Products ThereofNOVELISMar 25, 2026ARCONIC
Methods Of Making Highly-Formable Aluminum Alloys And Aluminum Alloy Products ThereofNOVELISMar 24, 2026SPEIRA
Methods Of Making Highly-Formable Aluminum Alloys And Aluminum Alloy Products ThereofNOVELISMar 20, 2026C TEC CONSTELLIUM TECHNOLOGY CENTER CONSTELLIUM NEUF BRISACH
2Xxx Aluminum Lithium AlloysARCONICDec 19, 2025C TEC CONSTELLIUM TECHNOLOGY CENTERCONSTELLIUM ISSOIRE
Reinforcing Strip For A Moulded Body Made Of An Injectable Moulding Compound, And Moulded Body Having Such A Reinforcement StripSTG STANZTECHNIKDec 18, 2025BFC FAHRZEUGTEILE
Aluminum Alloy Products Exhibiting Improved Bond Durability And/Or Having Phosphorus-Containing Surfaces And Methods Of Making The SameNOVELISNov 19, 2025SPEIRA
High Strength And Low Quench Sensitive 7Xxx Series Aluminum Alloys And Methods Of MakingNOVELISOct 21, 2025C TEC CONSTELLIUM TECHNOLOGY CENTERCONSTELLIUM ISSOIRE
Aluminum Alloy Products Having Selectively Recrystallized Microstructure And Methods Of MakingNOVELISOct 3, 2025C TEC CONSTELLIUM TECHNOLOGY CENTERCONSTELLIUM ISSOIRE
Aluminium Alloy Multi-Layered Brazing Sheet Material For Flux-Free BrazingNOVELIS KOBLENZSep 12, 2025GRANGES

To stay ahead in the competitive aluminium alloys industry, companies are constantly innovating. Here are the top patents facing oppositions in the aluminium alloys industry. Stay informed on the latest opposition trends and learn how to protect your intellectual property.

Last updated on: Jul 9, 2026
Patent NumberPublication DateTitleApplicantTotal Oppositions
Oct 10, 2018Multi-Layer Brazing SheetARCONIC6
Aug 28, 2019Aluminum Composite Material Having A Corrosion Protection LayerSPEIRA5
Nov 15, 2017Aluminum Alloy Foil And Method For Producing SameUACJ5
Apr 4, 2018Ai-Mg-Si Aluminium Alloy With Improved PropertiesNORSK HYDRO ASA5
Jun 1, 2022Method Of Continuously Heat-Treating 7000-Series Aluminium Alloy Sheet MaterialALERIS ALUMINUM DUFFEL BVBA5
Jan 12, 2022Multiply-Clad Brazing Metal SheetCONSTELLIUM NEUF BRISACH5
Dec 19, 2018Aluminium Alloy Brazing SheetUACJ4
May 16, 2018Brazing Sheet Of Aluminium AlloyKABUSHIKI KAISHA KOBE SEIKO SHO KOBE STEEL4
Mar 11, 2020Al-Mg-Si Aluminium Alloy With Improved PropertiesNORSK HYDRO ASA4
Aug 21, 2024Aluminum Sheet With Enhanced Formability And An Aluminum Container Made From Aluminum SheetALCOA USA3