# United States Copyright Office founding date

entity: /record/us-copyright-office.md  
predicate: founded  
page: /record/us-copyright-office/founded  
as_of: 2026-11-01  

As of November 1, 2026, United States Copyright Office's founding date on the AsOf record is February 19, 1897, dated February 19, 1897, from a primary source (copyright.gov). The record holds 1 claim on United States Copyright Office's founding date, 1 still open and 0 superseded, each dated and sourced; a replaced value is closed with an end date, never deleted.

## Current founding date

What the record asserts on 2026-11-01.

- [United States Copyright Office](/record/us-copyright-office.md) | founded | 1897-02-19 | valid 1897-02-19 to present | conf 0.95 | valid | [clm_B85E83076713](/claim/clm_B85E83076713.md)
  sources: http://copyright.gov/circs/circ1a.html, https://www.copyright.gov/docs/wipo2012.html, https://www.copyright.gov/about/, https://www.wikidata.org/wiki/Q1784058

## Every dated value

One claim per line, oldest first. Superseded claims stay visible.

- [United States Copyright Office](/record/us-copyright-office.md) | founded | 1897-02-19 | valid 1897-02-19 to present | conf 0.95 | valid | [clm_B85E83076713](/claim/clm_B85E83076713.md)
  sources: http://copyright.gov/circs/circ1a.html, https://www.copyright.gov/docs/wipo2012.html, https://www.copyright.gov/about/, https://www.wikidata.org/wiki/Q1784058

## Questions this record answers

### What is United States Copyright Office's current founding date?

February 19, 1897, dated February 19, 1897, from a primary source (copyright.gov). The record asserts this claim as of November 1, 2026 (status valid, confidence 0.95).


## Get this data

- JSON: /v1/entities/us-copyright-office/founded (this fact) · /v1/entities/us-copyright-office?predicates=founded (with the entity's coverage; add as_of=YYYY-MM-DD for a date)
- MCP: timeline(entity: "us-copyright-office", predicates: ["founded"]) for every dated value · fetch(id: "/record/us-copyright-office/founded.md") for this page
- Entity twin: /record/us-copyright-office.md · timeline: /timelines/us-copyright-office.md

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AsOf is a temporal fact ledger: a structured, dated, sourced record of what is true and what changed, built for AI retrieval.