the 17-beta position being substituted by an uninterrupted chain of only two carbon atoms, e.g. pregnane derivatives

the 17-beta position being substituted by an uninterrupted chain of only two carbon atoms, e.g. pregnane derivatives · 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 codeC07J41/005
Official title{the 17-beta position being substituted by an uninterrupted chain of only two carbon atoms, e.g. pregnane derivatives}
Display labelthe 17-beta position being substituted by an uninterrupted chain of only two carbon atoms, e.g. pregnane derivatives
Total patents150

Filing trend

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

Filing activity over the last five years is stable.

Patents filed per year
YearPatents
20153
20169
201711
201814
201919
202010
202114
202214
202321
202417
202514
20264

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 C07J41/005?
CPC C07J41/005 is the Cooperative Patent Classification code for “the 17-beta position being substituted by an uninterrupted chain of only two carbon atoms, e.g. pregnane derivatives.”
How many patents are filed under CPC C07J41/005 (the 17-beta position being substituted by an uninterrupted chain of only two carbon atoms, e.g. pregnane derivatives)?
Our database includes 150 publications tagged with this CPC code.
Is patent activity under CPC C07J41/005 growing?
Publication counts under this code: 17 in 2024 vs 14 in 2025 (latest complete years).