CPC Subgroup Additional Only
C07C 2529/06 Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
Full Title
Catalysts comprising molecular sieves > having base-exchange properties, e.g. crystalline zeolites, pillared clays > Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
10 direct subcodes
Child Classifications
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- C07C 2529/064 containing iron group metals, noble metals or copper
- C07C 2529/076 containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- C07C 2529/08 of the faujasite type, e.g. type X or Y
- C07C 2529/18 of the mordenite type
- C07C 2529/40 of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11
- C07C 2529/50 of the eroionite or offretite type, e.g. zeolite T
- C07C 2529/60 of the type L
- C07C 2529/65 of the ferrierite type, e.g. types ZSM-21, ZSM-35 or ZSM-38
- C07C 2529/70 of types characterised by their specific structure not provided for in groups C07C2529/08 - C07C2529/65
- C07C 2529/80 Mixtures of different zeolites
Top Applicants
Top 10 applicants by patent filingsfor class C07, 2013–2023, worldwide · Source: EPO PATSTAT
- ROCHE CH 12,683
- NOVARTIS CH 10,775
- CHINESE ACADEMY OF SCIENCES 10,619
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 9,511
- REGENERON PHARMACEUTICALS US 8,426
- BRISTOL-MYERS SQUIBB COMPANY US 7,979
- LG CHEM KR 7,978
- HARVARD UNIVERSITY US 7,706
- UNIVERSITY OF CALIFORNIA US 7,455
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 7,219