> ## Documentation Index
> Fetch the complete documentation index at: https://docs.pinakelai.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Glossary

> Trademark and API terms used in these docs, with the fields and parameters they map to.

| Term | Meaning | In the API |
| - | - | - |
| Anchor filter | A filter that identifies a small set of records directly: a number, a name or key, or a phrase. Anchored searches are fast and can sort by registration or expiry date. | See [Searching](https://docs.pinakelai.com/guides/searching.md#anchored-and-broad-searches) |
| Applicant | The party that filed the application. Grouped with owners. | `parties.owners[].roles` contains `applicant` |
| Application number | The number the office gave the application. | `identifiers.application_number`; filters `application_number`, `number` |
| Batch retrieve | Fetching up to 100 full records by id in one call. | [`POST /v1/trademarks/batch`](https://docs.pinakelai.com/api-reference/trademarks/batch) |
| Changes feed | The ordered list of record changes, followed with a cursor. | [`GET /v1/changes`](https://docs.pinakelai.com/api-reference/changes/list) |
| `complete_through` | The time up to which every change has been published in the feed. | Feed envelope |
| Correspondent | The party the office writes to; often the attorney of record. Grouped with representatives. | `parties.representatives[].roles` contains `correspondent` |
| Cursor | An opaque token that continues a search or the feed from where the last page ended. | `next_cursor`, `cursor` |
| Designation | A country in which an international registration seeks protection. | `designated_countries`; filter `designated_country` |
| Expiry date | When the current term of protection ends, as the office states it. | `dates.expiry`; filters `expiry_date_from`, `expiry_date_to` |
| `feed_start` | The earliest time the changes feed can start from. | Feed envelope; lower bound of `since` |
| Holder | The owner of an international registration, or of a right in registers that use this term. Grouped with owners. | `parties.owners[].roles` contains `holder` |
| International registration (IR) | A registration under the Madrid system, administered by WIPO, that extends to designated countries. | `WO` register; `identifiers.international_registration_numbers` |
| Jurisdiction | The register a record comes from. | `jurisdiction`; filter `jurisdiction` |
| Live / dead | Whether a mark is still in force or pending (live), or abandoned or cancelled (dead). Expired and lapsed marks are normalized, mostly to cancelled. | `status.category` |
| Madrid system | The international trademark system administered by WIPO under the Madrid Agreement and Protocol. | `WO` register |
| Name key | A normalized party name used by the exact name filters. | `parties.*[].name_key`; filters `*_key` |
| Nice classification | The international classification of goods and services into 45 classes. | `classification.nice_classes`; filter `nice_class` |
| Office | The registering office a record names. | `office`; filter `office` |
| Office of origin | The office where the basic mark of an international registration was filed. | `origin_office`; filter `origin_office` |
| Office status | The office's own status text, untranslated. | `status.office_status` |
| Opposition period | The period after publication in which third parties may oppose an application. | `dates.opposition_period_end` |
| Owner | The current proprietor of the mark. | `parties.owners` |
| Phrase search | Matching words in order inside a text field. | `mark_text_phrase`, `owner_name_phrase`, `representative_name_phrase` |
| Primary owner | The first owner of a record. | `primary_owner` in summaries; filters `primary_owner_name`, `primary_owner_key`, `primary_owner_country` |
| Priority claim | A claim to the filing date of an earlier application in another country, under the Paris Convention. | `identifiers.priority_claims`; filter `priority_number` |
| Problem details | The error format of the API, defined in RFC 9457. | `application/problem+json` bodies |
| Register | A dataset of trademark records kept by one office, as loaded by Pinakel. | `GET /v1/jurisdictions` |
| Registration number | The number the office gave the registration. | `identifiers.registration_number`; filters `registration_number`, `number` |
| Reloading | A register being rebuilt from its source; temporarily skipped by searches. | `state: "reloading"`; 503 `jurisdiction-unavailable` |
| Renewal | Extending a registration for a further term. | `dates.renewal` |
| Representative | The attorney or agent acting for the owner before the office. | `parties.representatives` |
| Similar group | A subdivision of a Nice class used by the Chinese and Korean offices to compare goods and services. | `classification.similar_group_codes`; filter `similar_group_code` |
| Summary | The short form of a record returned by search and the feed. | `object: "trademark_summary"` |
| Termination | The end of a right: cancellation, withdrawal or lapse. | `dates.termination` |
| Test key | A key that returns live data, with lower rate limits and no billing. | `pk_test_…` |
| Vienna classification | The international classification of the figurative elements of marks. | `classification.vienna_codes`; filter `vienna_code` |


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