CPC Subgroup Additional Only
F05B 2280/103 Heavy metals
Full Title
Materials; Properties thereof > Inorganic materials, e.g. metals > Heavy metals
11 direct subcodes
Child Classifications
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- F05B 2280/10301 Refractory metals, e.g. V, W
- F05B 2280/10302 Chromium
- F05B 2280/10303 Molybdenum
- F05B 2280/10304 Titanium
- F05B 2280/10305 Zirconium
- F05B 2280/10306 Hafnium
- F05B 2280/10307 Manganese
- F05B 2280/10308 Lead
- F05B 2280/10309 Tin
- F05B 2280/1031 Zinc
- F05B 2280/10311 Mercury
Top Applicants
Top 10 applicants by patent filingsfor class F05, 2013–2023, worldwide · Source: EPO PATSTAT
- GE (GENERAL ELECTRIC COMPANY) US 12,002
- UNITED TECHNOLOGIES CORPORATION (UTC) US 8,736
- SAFRAN AIRCRAFT ENGINES FR 6,804
- RAYTHEON TECHNOLOGIES CORPORATION US 4,530
- SIEMENS DE 4,371
- GE (GENERAL ELECTRIC COMPANY) 3,686
- ROLLS-ROYCE GB 3,594
- PRATT & WHITNEY CANADA CORPORATION CA 3,415
- VESTAS DK 3,076
- WOBBEN PROPERTIES DE 2,614