being further substituted by carboxyl groups

being further substituted by carboxyl groups · Cooperative Patent Classification (CPC)

Chemical and metallurgical processes, compounds, and materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeC07C275/42
Official titlebeing further substituted by carboxyl groups
Display labelbeing further substituted by carboxyl groups
Total patents123

Filing trend

Year-over-year patent counts classified under this CPC code.

Filing activity over the last five years is rapidly declining.

Patents filed per year
YearPatents
201515
201616
201719
201814
201912
202013
202113
202212
20234
20243
20251
20261

Representative patents

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.

Frequently asked questions

Answers are generated from the same data shown on this page.

What is CPC C07C275/42?
CPC C07C275/42 is the Cooperative Patent Classification code for “being further substituted by carboxyl groups.”
How many patents are filed under CPC C07C275/42 (being further substituted by carboxyl groups)?
Our database includes 123 publications tagged with this CPC code.
Is patent activity under CPC C07C275/42 growing?
Publication counts under this code: 3 in 2024 vs 1 in 2025 (latest complete years).