Predicate Proposals - Patent Parent Classification (CPC) & Patent Child Classification (CPC)

Field Name: Patent Parent Classification (CPC)

Definition: Patent Parent Classification (CPC) refers to the parent code to a patent classification in the Cooperative Patent Classification (CPC) system.

The Patent Parent Classification can be referenced using the European Patent Office’s Linked Open Data lookup (LDA resource at /linked-data/def/cpc/G05B2219-31.html) will be referred to as a “Broader” label

Tooltip definition of the predicate: Parent Cooperative Patent Classification (CPC) code.

Type of value (one of the following): entity

Number of accepted values (one of the following): single

Constraints: Only applies when Subject has the “Is a” value “Patent classification”

Citation Required?: Yes.

Examples of proper use:

Examples of improper use:

Usage in other schemas: n/a


Field Name: Patent Child Classification (CPC)

Definition: Patent Child Classification (CPC) refers to the parent code to a patent classification in the Cooperative Patent Classification (CPC) system.

The Patent Child Classification can be referenced using the European Patent Office’s Linked Open Data lookup (LDA resource at /linked-data/def/cpc/G05B2219-31.html) will be referred to as the “Narrower” labels.

Tooltip definition of the predicate: Child Cooperative Patent Classification (CPC) code.

Type of value (one of the following): entity

Number of accepted values (one of the following): multiple

Constraints: Only applies when Subject has the “Is a” value “Patent classification”

Citation Required?: Yes.

Examples of proper use:

Examples of improper use:

Usage in other schemas: n/a

Perhaps ‘Patent Parent Classification (CPC)’ and ‘Patent Child Classification (CPC)’ would make it clear these predicates are reserved for the context of patents?

Thanks, good suggestion - updated!

Patent Parent Classification (CPC) predicate vote

  • Yes, implement this predicate
  • No - do not implement

0 voters

Patent Child Classification (CPC) predicate vote

  • Yes, implement this predicate
  • No - do not implement

0 voters