IPC Main Group
C40B 70/00 Tags or labels specially adapted for combinatorial chemistry or libraries, e.g. fluorescent tags or barcodes
Introduced: January 2006
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- COMBINATORIAL TECHNOLOGY
- Subclass:
- COMBINATORIAL CHEMISTRY; LIBRARIES, e.g. CHEMICAL LIBRARIES
Filing statistics
IPC C40B 70/00 belongs to the parent subclass C40B, which recorded 14,478 patent applications worldwide between 2013 and 2023. Annual filings grew from 1,085 in 2013 to 1,135 in 2023 (+5%), peaking at 1,502 applications in 2018. The most active applicants in class C40 are HARVARD UNIVERSITY (245 applications), UNIVERSITY OF CALIFORNIA (195 applications) and ILLUMINA (130 applications).
Source: EPO PATSTAT, worldwide filings
Top Applicants
Top 10 applicants by patent filingsfor class C40, 2013–2023, worldwide · Source: EPO PATSTAT
- HARVARD UNIVERSITY US 245
- UNIVERSITY OF CALIFORNIA US 195
- ILLUMINA US 130
- STANFORD UNIVERSITY US 130
- TWIST BIOSCIENCE CORPORATION US 120
- CHUGAI PHARMACEUTICAL JP 94
- MIT (MASSACHUSETTS INSTITUTE OF TECHNOLOGY) US 94
- CHINESE ACADEMY OF SCIENCES 92
- BGI SHENZHEN COMPANY CN 89
- 10X GENOMICS US 88