Patent Cooperation Treaty

E16779

international treaty multilateral treaty

The Patent Cooperation Treaty is an international agreement that streamlines the process for seeking patent protection in multiple countries through a single unified application system.

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All labels observed (9)

Label	Occurrences
Patent Cooperation Treaty canonical	18
Patent Cooperation Treaty system	3
PCT Article 17	1
PCT Articles and Rules concerning international preliminary examination	1
PCT Contracting States	1
PCT applicants	1
PCT application	1
PCT international phase	1
Treaty on Patent Cooperation	1

How this entity was disambiguated

This entity first appeared as the object of triple T132584 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Patent Cooperation Treaty
Context triple: [World Intellectual Property Organization, administersTreaty, Patent Cooperation Treaty]

A. WIPO Convention
The WIPO Convention is the international treaty that established the World Intellectual Property Organization and defines its mandate, structure, and functions in promoting and protecting intellectual property worldwide.
B. World Intellectual Property Organization
The World Intellectual Property Organization is a global intergovernmental body that develops and oversees international rules and services for the protection of intellectual property rights.
C. Paris Convention for the Protection of Industrial Property
The Paris Convention for the Protection of Industrial Property is a foundational international agreement that harmonizes and safeguards patent, trademark, and other industrial property rights across its member countries.
D. Budapest Treaty on the International Recognition of the Deposit of Microorganisms for the Purposes of Patent Procedure
The Budapest Treaty on the International Recognition of the Deposit of Microorganisms for the Purposes of Patent Procedure is an international agreement that standardizes how deposits of microorganisms are recognized for patent applications, allowing a single deposit at an approved authority to be accepted by all member states.
E. Agreement on Trade-Related Aspects of Intellectual Property Rights
The Agreement on Trade-Related Aspects of Intellectual Property Rights (TRIPS) is a key international treaty that sets minimum global standards for the protection and enforcement of intellectual property rights among World Trade Organization members.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Patent Cooperation Treaty
Target entity description: The Patent Cooperation Treaty is an international agreement that streamlines the process for seeking patent protection in multiple countries through a single unified application system.

A. WIPO Convention
The WIPO Convention is the international treaty that established the World Intellectual Property Organization and defines its mandate, structure, and functions in promoting and protecting intellectual property worldwide.
B. World Intellectual Property Organization
The World Intellectual Property Organization is a global intergovernmental body that develops and oversees international rules and services for the protection of intellectual property rights.
C. Paris Convention for the Protection of Industrial Property
The Paris Convention for the Protection of Industrial Property is a foundational international agreement that harmonizes and safeguards patent, trademark, and other industrial property rights across its member countries.
D. Budapest Treaty on the International Recognition of the Deposit of Microorganisms for the Purposes of Patent Procedure
The Budapest Treaty on the International Recognition of the Deposit of Microorganisms for the Purposes of Patent Procedure is an international agreement that standardizes how deposits of microorganisms are recognized for patent applications, allowing a single deposit at an approved authority to be accepted by all member states.
E. Agreement on Trade-Related Aspects of Intellectual Property Rights
The Agreement on Trade-Related Aspects of Intellectual Property Rights (TRIPS) is a key international treaty that sets minimum global standards for the protection and enforcement of intellectual property rights among World Trade Organization members.
F. None of above. chosen

Statements (47)

Predicate	Object
instanceOf	international treaty ⓘ multilateral treaty ⓘ
administeredBy	World Intellectual Property Organization ⓘ surface form: WIPO World Intellectual Property Organization ⓘ
allows	deferral of national phase entry ⓘ
alsoKnownAs	Patent Cooperation Treaty ⓘ surface form: Treaty on Patent Cooperation
appliesTo	patent applications ⓘ
benefit	provides international search report ⓘ provides unified filing date for multiple jurisdictions ⓘ provides written opinion on patentability ⓘ reduces duplication of patent filing efforts ⓘ
category	treaty on intellectual property ⓘ
cooperatesWith	national patent offices ⓘ regional patent offices ⓘ
createsSystem	Patent Cooperation Treaty self-linksurface differs ⓘ surface form: PCT application international patent application ⓘ
depositary	Director General of WIPO ⓘ
doesNotGrant	worldwide patent ⓘ
enteredIntoForceOn	1978-01-24 ⓘ
establishes	World Intellectual Property Organization ⓘ surface form: International Bureau of WIPO as PCT secretariat International Preliminary Examining Authority ⓘ International Searching Authority ⓘ Receiving Office ⓘ
field	intellectual property law ⓘ patent law ⓘ
governs	procedure for international patent applications ⓘ
hasAcronym	PCT ⓘ
hasPurpose	to facilitate international patent protection ⓘ to provide a unified procedure for filing patent applications ⓘ to simplify and harmonize the filing of patent applications in multiple countries ⓘ
language	English ⓘ French ⓘ German ⓘ Spanish ⓘ
legalStatus	in force ⓘ
phase	international phase ⓘ national phase ⓘ
provides	international preliminary examination of patent applications ⓘ international search of patent applications ⓘ single international patent filing procedure ⓘ
region	worldwide ⓘ
relatedTo	Paris Convention for the Protection of Industrial Property ⓘ
requires	designation of contracting states for patent protection ⓘ
shortName	PCT ⓘ
signedAt	Washington, D.C. ⓘ
signedOn	1970-06-19 ⓘ
subjectMatter	patent cooperation ⓘ

How these facts were elicited

Referenced by (28)

Full triples — surface form annotated when it differs from this entity's canonical label.

World Intellectual Property Organization → administersTreaty → Patent Cooperation Treaty ⓘ

Patent Cooperation Treaty → createsSystem → Patent Cooperation Treaty self-linksurface differs ⓘ

this entity surface form: PCT application

Patent Cooperation Treaty → alsoKnownAs → Patent Cooperation Treaty ⓘ

this entity surface form: Treaty on Patent Cooperation

WIPO Convention → relatedTo → Patent Cooperation Treaty ⓘ

Budapest Treaty on the International Recognition of the Deposit of Microorganisms for the Purposes of Patent Procedure → relatedTo → Patent Cooperation Treaty ⓘ

Paris Convention for the Protection of Industrial Property → influenced → Patent Cooperation Treaty ⓘ

PCT → fullName → Patent Cooperation Treaty ⓘ

subject surface form: Patent Cooperation Treaty

International Searching Authority → governingTreaty → Patent Cooperation Treaty ⓘ

International Searching Authority → legalBasis → Patent Cooperation Treaty ⓘ

this entity surface form: PCT Article 17

International Preliminary Examining Authority → governsUnder → Patent Cooperation Treaty ⓘ

WIPO-administered treaties → includes → Patent Cooperation Treaty ⓘ

Budapest Treaty → relatedTo → Patent Cooperation Treaty ⓘ

WIPO member states → canJoin → Patent Cooperation Treaty ⓘ

ISA → operatesUnder → Patent Cooperation Treaty ⓘ

subject surface form: International Searching Authority

ISA → designatedBy → Patent Cooperation Treaty ⓘ

subject surface form: International Searching Authority

this entity surface form: PCT Contracting States

ISA → relatedConcept → Patent Cooperation Treaty ⓘ

subject surface form: International Searching Authority

this entity surface form: PCT international phase

Japan Patent Office → treatyFramework → Patent Cooperation Treaty ⓘ

China National Intellectual Property Administration → participatesIn → Patent Cooperation Treaty ⓘ

this entity surface form: Patent Cooperation Treaty system

Korean Intellectual Property Office → participatesIn → Patent Cooperation Treaty ⓘ

this entity surface form: Patent Cooperation Treaty system

Australian Patent Office → participatesIn → Patent Cooperation Treaty ⓘ

this entity surface form: Patent Cooperation Treaty system

Austrian Patent Office → legalBasis → Patent Cooperation Treaty ⓘ

Spanish Patent and Trademark Office → participatesIn → Patent Cooperation Treaty ⓘ

Visegrad Patent Institute → operatesUnder → Patent Cooperation Treaty ⓘ

IPER → governingTreaty → Patent Cooperation Treaty ⓘ

IPER → usedBy → Patent Cooperation Treaty ⓘ

this entity surface form: PCT applicants

IPER → basedOn → Patent Cooperation Treaty ⓘ

this entity surface form: PCT Articles and Rules concerning international preliminary examination

Strasbourg Agreement Concerning the International Patent Classification → relatedTo → Patent Cooperation Treaty ⓘ

Patent Law Treaty → relatedTo → Patent Cooperation Treaty ⓘ

All labels observed (9)

How this entity was disambiguated Show

Statements (47)

How these facts were elicited Show

Referenced by (28)

How this entity was disambiguated

How these facts were elicited