CPC Subgroup
C13B 30/028 Full Title
Crystallisation; Crystallising apparatus; Separating crystals from mother liquors > Crystallisation; Crystallising apparatus
Top Applicants
Top 10 applicants by patent filingsfor class C13, 2013–2023, worldwide · Source: EPO PATSTAT
- XYLECO US 394
- TORAY INDUSTRIES JP 142
- API INTELLECTUAL PROPERTY HOLDINGS US 128
- XYLECO 126
- NOVOZYMES DK 119
- UPM-KYMMENE CORPORATION FI 97
- IFPEN (IFP ENERGIES NOUVELLES) FR 87
- SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ NL 75
- GUANGXI UNIVERSITY 66
- VIRDIA US 63