CPC Subgroup Additional Only
F05D 2300/60 Properties or characteristics given to material by treatment or manufacturing
Full Title
Materials; Properties thereof > Properties or characteristics given to material by treatment or manufacturing
15 direct subcodes
Child Classifications
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- F05D 2300/601 Fabrics
- F05D 2300/603 Composites; e.g. fibre-reinforced
- F05D 2300/604 Amorphous
- F05D 2300/605 Crystalline
- F05D 2300/606 Directionally-solidified crystalline structures
- F05D 2300/607 Monocrystallinity
- F05D 2300/608 Microstructure
- F05D 2300/609 Grain size
- F05D 2300/61 Syntactic materials, i.e. hollow spheres embedded in a matrix
- F05D 2300/611 Coating
- F05D 2300/6111 functionally graded coating
- F05D 2300/612 Foam
- F05D 2300/613 Felt
- F05D 2300/614 Fibres or filaments
- F05D 2300/615 Filler
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