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Reuse licence
Terms specifying permitted uses of a dataset or document and obligations such as attribution.
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Capture date
Time when an archive service or investigator saved a version. It does not alone establish creation or first-publication time.
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Acquisition date
Time an image or measurement was collected by a sensor, distinct from product publication and later processing.
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Cloud cover
Estimated share of a satellite image covered by clouds; a scene-wide figure does not guarantee visibility of the area under study.
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Patent family
Group of patent documents linked through one or more priority claims; membership can vary with the database definition.
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Nice classes
Administrative product and service categories used in trademark filings; a class alone does not define the exact scope of a filing.
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Trademark status
State shown for an application or registration on a given date. Check register, territory, listed goods and later events.
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Document identifier
Registry reference for a specific item. Retain it with the URL, version and date to find the same item again.
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Correction notice
Publication changing an earlier procurement notice, such as deadline, lot or conditions. Keep both versions and dates before comparing tenders.
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Award notice
Publication stating an award decision or procedure result. It does not, by itself, prove delivery or contract performance.
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Operative part
Part of a judgment or authority decision stating what was decided. Read it with the reasoning, procedure and facts.
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Advocate General opinion
Analysis presented to the Court of Justice of the European Union in some cases. It informs the debate but is not the judgment.
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Archival call number
Identifier assigned to an archival unit so it can be retrieved. Record it with the institution, fonds and description.
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Archive fonds
Documents created or received by a person or organisation during its activity. Their origin helps interpret an individual item.
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Finding aid
Inventory or guide describing holdings and call numbers. It points to documents but its summary does not replace reading an item.
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Digitised edition
Digital version of an identifiable edition. Separate the work’s date, the copy’s date and its online publication.
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Design right
Intellectual property relating to a product’s appearance in a territory and protection state. Distinguish it from a trade mark or patent.
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Office of origin
Authority where an intellectual property right is filed or registered. Aggregators may show several offices with different coverage.
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Appeal status
Dated indication of a known challenge to a decision. A published decision may still change through the procedure.
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Cited passage
Page, view, paragraph or exact passage supporting a claim in a document. It enables a check beyond a general link.
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Statistical unit
Person, establishment, transaction or area represented by one observation. Similarly named series may count different units.
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Series break
Discontinuity caused by a changed definition, method, coverage or base year. An apparent trend may reflect that break.
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Statistical revision
Change to an already published figure after new information or methodological improvement. Keep each extraction date and version.
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Data distribution
File, API or other concrete representation of a dataset. One catalogue entry may point to distributions with different formats or dates.