Alloy Powder Manufacturing and Valuable Metal Recovery Patent
Summary
The European Patent Office published EP4205881A1 for Sumitomo Metal Mining Co., Ltd., covering alloy powder manufacturing methods and valuable metal recovery processes. The patent includes 38 designated states across Europe and covers battery-related technologies including H01M 10/54 (battery recycling). This is a routine patent publication with no compliance obligations.
What changed
The EPO published a patent application (EP4205881A1) for Sumitomo Metal Mining Co., Ltd. covering alloy powder manufacturing and methods for recovering valuable metals. The patent addresses battery recycling technology (H01M 10/54) and various metal extraction processes including copper (C22B 15/00), nickel (C22B 23/02), and associated refining methods. The application was published March 25, 2026.
This patent publication does not create compliance obligations for regulated entities. Legal and R&D teams should review the claims to assess potential infringement risks in battery recycling, metal recovery, or alloy powder manufacturing operations. Patent monitoring for competitive intelligence purposes is advisable for companies operating in these technology spaces.
Source document (simplified)
ALLOY POWDER, METHOD FOR MANUFACTURING SAME, AND METHOD FOR RECOVERING VALUABLE METAL
Publication EP4205881A1 Kind: A1 Mar 25, 2026
Applicants
SUMITOMO METAL MINING CO., LTD.
Inventors
TOGASHI, Ryo
IPC Classifications
B22F 9/08 20060101AFI20240823BHEP B22F 1/052 20220101ALI20240823BHEP C22B 1/02 20060101ALI20240823BHEP C22B 5/10 20060101ALI20240823BHEP C22B 5/12 20060101ALI20240823BHEP C22B 7/00 20060101ALI20240823BHEP C22B 15/00 20060101ALI20240823BHEP C22B 23/02 20060101ALI20240823BHEP C22B 3/00 20060101ALI20240823BHEP C22C 1/02 20060101ALI20240823BHEP C22C 1/04 20230101ALI20240823BHEP C22C 9/06 20060101ALI20240823BHEP H01M 10/54 20060101ALI20240823BHEP
Designated States
AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR
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