Old Patent Office Building

U.S. National Historic Landmark building in Washington, D.C., United States
Place building_of_public_administration Q2018451
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Old Patent Office Building

Summary

Old Patent Office Building is a building of public administration[1]. It draws 762 Wikipedia views per month (building_of_public_administration category, ranking #41 of 115).[2]

Key Facts

  • Old Patent Office Building is located in Washington, D.C.[3].
  • Old Patent Office Building is in the country of United States[4].
  • Old Patent Office Building's instance of is recorded as building of public administration[5].
  • Old Patent Office Building's architectural style is recorded as Greek Revival architecture[6].
  • Old Patent Office Building is part of Downtown Historic District[7].
  • Old Patent Office Building's Commons category is recorded as Patent Office Building[8].
  • Old Patent Office Building's occupant is recorded as National Portrait Gallery[9].
  • Old Patent Office Building's occupant is recorded as Smithsonian American Art Museum[10].
  • Old Patent Office Building's coordinate location is recorded as {'latitude': 38.8978, 'longitude': -77.0229}[11].
  • Old Patent Office Building's described by source is recorded as Meyer’s Universum, Zwanzigster Band[12].
  • Old Patent Office Building's heritage designation is recorded as National Historic Landmark[13].
  • Old Patent Office Building's heritage designation is recorded as National Register of Historic Places listed place[14].
  • Old Patent Office Building's heritage designation is recorded as National Register of Historic Places contributing property[15].
  • Old Patent Office Building's category for the interior of the item is recorded as Category:Interior of the Patent Office Building[16].

Body

Geography

Old Patent Office Building is in the country of United States[4]. It is located in Washington, D.C.[3]. It is part of Downtown Historic District[7].

Designation and Status

Old Patent Office Building's instance of is recorded as building of public administration[5]. Heritage statuses include National Historic Landmark[13], National Register of Historic Places listed place[14], and National Register of Historic Places contributing property[15].

Why It Matters

Old Patent Office Building draws 762 Wikipedia views per month (building_of_public_administration category, ranking #41 of 115).[2] It is known by 7 alternative names across languages and contexts.[17]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [4] ↑ . wikidata.org.
  2. [5] ↑ . wikidata.org.
  3. [3] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [17] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Old Patent Office Building. Retrieved September 29, 2026, from https://4ort.xyz/entity/old-patent-office-building
MLA “Old Patent Office Building.” 4ort.xyz Knowledge Graph, 4ort.xyz, 29 Sep. 2026, https://4ort.xyz/entity/old-patent-office-building.
BibTeX @misc{4ortxyz_old-patent-office-building_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Old Patent Office Building}}, year = {2026}, url = {https://4ort.xyz/entity/old-patent-office-building}, note = {Accessed: 2026-09-29}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Old Patent Office Building — https://4ort.xyz/entity/old-patent-office-building (retrieved 2026-09-29)

Canonical URL: https://4ort.xyz/entity/old-patent-office-building · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 24d ago · IdeasMagnet · 2026-09-05 view diff on Wikidata ↗
    Openstreetmap way id → 48041275
    Continent → —
    "/* wbsetclaim-create:2||1 */ [[Property:P10689]]: 48041275, Adding OSM way id claim from wikidata tag on way/48041275 in United States"
  2. 18w ago · Susmuffin · 2026-05-21 view diff on Wikidata ↗
    Part of → Downtown Historic District
    Harper's tag → old-patent-office-building-washington-d-c
    Instance of → building of public administration
    Category for the interior of the item → Category:Interior of the Patent Office Building
    + 14 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:1||1 */ [[Property:P13772]]: old-patent-office-building-washington-d-c, Matched to [[:toollabs:mix-n-match/#/entry/289956504|old patent office building washington d c (#289956504)"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.