CPC Main Group Additional Only
F05D 2300/00 Materials; Properties thereof
7 direct subcodes
Child Classifications
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- F05D 2300/10 Metals, alloys or intermetallic compounds
- F05D 2300/20 Oxide or non-oxide ceramics
- F05D 2300/30 Inorganic materials other than provided for in groups F05D2300/10 - F05D2300/2291
- F05D 2300/40 Organic materials
- F05D 2300/50 Intrinsic material properties or characteristics
- F05D 2300/60 Properties or characteristics given to material by treatment or manufacturing
- F05D 2300/70 Treatment or modification of materials
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