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Patent Classification Explorer PCE

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Search for IPC and CPC classification codes or keywords

A
A61
A61K
A61K 2123/00

CPC Main Group Additional Only

A61K 2123/00

Preparations for testing in vivo

CPC A61K 2123/00

No direct equivalent in IPC

6 CPC-only subgroups

9 IPC-only subgroups

A61K 2121/00 A61K 2236/00

Data: WIPO (IPC), EPO/USPTO (CPC) — CC BY 4.0

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