Information retrieval; Database structures therefor; File system structures therefor

Introduced: January 2019

IPC and CPC are identically structured here. All 9 subcodes exist in both systems.

3 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 2019.

Child Classifications

Navigate with arrow keys, Enter to open

G06F 16/10 File systems; File servers since 2019 IPC+CPC Available in IPC and CPC
G06F 16/20 of structured data, e.g. relational data since 2019 IPC+CPC Available in IPC and CPC
G06F 16/30 of unstructured textual data (document management systems G06F16/93) since 2019 IPC+CPC Available in IPC and CPC
G06F 16/40 of multimedia data, e.g. slideshows comprising image and additional audio data (retrieval of still image data G06F16/50; retrieval of audio data G06F16/60; retrieval of video data G06F16/70) since 2019 IPC+CPC Available in IPC and CPC
G06F 16/50 of still image data since 2019 IPC+CPC Available in IPC and CPC
G06F 16/60 of audio data since 2019 IPC+CPC Available in IPC and CPC
G06F 16/70 of video data since 2019 IPC+CPC Available in IPC and CPC
G06F 16/80 of semi-structured data, e.g. markup language structured data such as SGML, XML or HTML (content-based retrieval of web data G06F16/95) since 2019 IPC+CPC Available in IPC and CPC
G06F 16/90 Details of database functions independent of the retrieved data types since 2019 IPC+CPC Available in IPC and CPC