Guide to the International Patent Classification (IPC)¶
World Intellectual Property Organization. Guide to the International Patent Classification (IPC).
Cited by¶
1 citation across 1 artifact.
Each citation links to the sentence it supports in the citing article.
Primes¶
- Hierarchical Address
- Every administrative-classification authority of any size — patent classification, harmonized tariff codes, industry codes, country-subdivision codes — produces the shape, as do organizational coding, work-breakdown structures, postal codes, and the section numbering of long legal and technical documents.
This sourceRepresentative of administrative classification authorities (patent, harmonized-tariff, industry codes) producing dotted/sectioned hierarchical address strings whose prefixes name ancestor categories.
- Every administrative-classification authority of any size — patent classification, harmonized tariff codes, industry codes, country-subdivision codes — produces the shape, as do organizational coding, work-breakdown structures, postal codes, and the section numbering of long legal and technical documents.
Verification¶
Does it exist? Not checked yet. This entry carries no identifier to resolve. It was extracted from the citation as written in the article, normalized, and deduplicated against the rest of the registry.
Does it back the claim? Not recorded. The single citation of this work carries no recorded support check.
Support is checked per citation rather than per work — the same source can be cited soundly in one article and wrongly in another. Per-citation recording began recently, so a citation with no recorded check is a gap in the record rather than evidence it went unchecked.
See how references were verified.
Registry ID ref:6724cddbdd47 · see in the full table