SOPHIA ANTIPOLIS, France – October 2nd, 2025 │ KnowMade, a main provider of technology intelligence and IP analysis, proudly announces the release of its latest patent landscape report, Li-ion Battery Cathode Active Material (CAM) Recycling. This report presents an in-depth analysis of the growing field of recycling of Li-ion battery materials, the patent landscape dynamics, the IP players involved and the newcomers.
A growing interest in a circular supply chain for Li-ion batteries
As new complex geopolitical, economic and commercial equilibria unfolded in recent years, recycling of Li-ion battery CAM has become paramount to the establishment of a domestic and more secure supply chain. KnowMade’s report highlights key trends and unveils IP players’ activities worldwide, with a particular focus on patent assignees categorized by the location of their headquarters.
Thorough analysis of IP trends
The intellectual property (IP) report provides a detailed examination of the global patent landscape for Li-ion batteries CAM recycling. It includes analysis of over 6,100 patent publications from more than 3,900 patent families, held by over 4,000 different entities. This thorough research highlights the key trends, major IP players and their activity.
Key features of the report include:
- Global Patenting Trends: Insights into the time evolution of patent publications, countries of patent filings, and the most prolific patent applicants.
- Key Players and New Entrants: Detailed IP profiles of leading companies such as Brunp Recycling Technologies, GEM, Eneos Group, LG Chem/LG Energy Solutions, SK Group, EcoPro, Umicore and many others, as well as IP newcomers to the field, predominantly from China.
- Technological Insights: Categorization of patents by target material such as lithium and lithium precursors (Li2CO3, LiOH, etc.), lithium ternary oxides (NMC, NCA), lithium phosphates (LFP, LMFP), and other cathode materials (LNO, LMO, LCO, etc.).
- IP Strategies: Analysis of strategic directions in terms of market coverage (geographic distribution of active patents) and technical coverage (types of CAM recycling) for both established companies and new entrants.
- Extensive Excel Database: A searchable database of all patents analyzed, with hyperlinks to an updated online database for original documents and legal status.
Figure 1: Time evolution of patent publications related to Li-ion batteries CAM recycling and main new entrants in the IP landscape by 5-year period.
A tool for industry stakeholders
This report is an indispensable resource for companies and researchers in the field of Li-ion battery recycling. It delivers crucial insights into the competitive IP landscape, enabling stakeholders to navigate the complex patent environment and make informed strategic decisions in R&D, intellectual property, and investment.
Key findings:
- Dominant industrial IP Players: Brunp Recycling Tecnology leads the patent landscape, with other significant contributions from Eneos Group, GEM, and Sumitomo Metal Mining.
- Emerging Innovators: A growing number of new entrants, particularly from China, have been filing their first CAM recycling-related patents since 2023, underscoring the rapid growth and innovation in this field.
- Technological Advances: Patents show a strong focus on well-established cathode materials (e.g., lithium ternary oxides, lithium oxides), which in recent years have been increasingly surpassed by newly introduced materials such as lithium phosphates.
Expert analysis
KnowMade’s analysts provide a comprehensive overview of the technological and competitive landscape. The report identifies key patented technologies, the strengths of various patent portfolios, and the strategic moves of major and emerging players. This analysis is crucial for understanding the current state of Li-ion battery cathode active material recycling development and anticipating future trends.
By offering a detailed exploration of the patent landscape, this new IP report from KnowMade is set to become an essential resource for stakeholders in the Li-ion battery sector, providing valuable insights that can drive innovation and strategic decision-making.
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About the author
Filippo Farina, PhD. works at KnowMade as Patent & Technology Analyst in the field of Energy Storage and Conversion. He holds a PhD in Materials Chemistry from the University of Montpellier (France). After spending few years in industry (Morgan Avanced Materials, EcoLab), he has been working since 2015 on materials for batteries and fuel cells at University of Montpellier, CNRS and CEA-LITEN (France). Contact: filippo.farina@knowmade.fr .
About KnowMade
KnowMade is a technology intelligence and IP strategy firm specializing in the analysis of patents and scientific publications. We assist innovative companies, investors, and research organizations in understanding the competitive landscape, anticipating technological trends, identifying opportunities and risks, improving their R&D, and shaping effective IP strategies.
KnowMade’s analysts combine their strong technology expertise and in-depth knowledge of patents with powerful analytics tools and methodologies to transform patent and scientific data into actionable insights to support decision-making in R&D, innovation, investment, and intellectual property.
KnowMade has solid expertise in Semiconductors and Packaging, Power Electronics, Batteries and Energy Management, RF and Wireless Communications, Photonics, MEMS, Sensing and Imaging, Medical Devices, Biotechnology, Pharmaceuticals, and Agri-Food.