having the hydroxy group in position 2 esterified, e.g. salicylsulfuric acid (fosfosal A61K31/661)

Introduced: January 2000

Title

Titles differ between systems:

IPC: having the hydroxy group in position 2 esterified, e.g. salicylsulfuric acid

CPC: having the hydroxy group in position 2 esterified, e.g. salicylsulfuric acid (fosfosal A61K31/661)

Full Title

Full titles differ between systems:

IPC:

Medicinal preparations containing organic active ingredients > Salicylic acid; Derivatives thereof > having the hydroxy group in position 2 esterified, e.g. salicylsulfuric acid

CPC:

Medicinal preparations containing organic active ingredients > Salicylic acid; Derivatives thereof > having the hydroxy group in position 2 esterified, e.g. salicylsulfuric acid (fosfosal A61K31/661)

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

IPC defines codes here since 2000.

Child Classifications

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A61K 31/616 by carboxylic acids, e.g. acetylsalicylic acid since 2000 IPC+CPC Available in IPC and CPC