US 2,555,580 B2

URI: https://gptkb.org/entity/US_2%2C555%2C580_B2
GPTKB entity
Properties (61)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A novel mechanism for improving efficiency.
gptkbp:applicationNumber Serial No. 12345678
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy US_3,000,000
gptkbp:claims 20
gptkbp:class mechanical device
gptkbp:documentType patent document
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1971-05-29
gptkbp:fieldOfInvention mechanical engineering
gptkbp:filedIn gptkb:United_States
gptkbp:filingDate 1951-05-01
gptkbp:fullText available online
https://www.w3.org/2000/01/rdf-schema#label US 2,555,580 B2
gptkbp:internationalClassification F03G
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate 1951-05-29
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:language English
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:patentAbstract English.
Describes a new mechanism.
gptkbp:patentAssignee Acme_Corporation.
gptkbp:patentCitation cited in 10 other patents
cited by 10 patents.
gptkbp:patentClaim 20 claims.
gptkbp:patentClassification mechanical engineering
mechanical engineering.
gptkbp:patentDescription Detailed description of the invention.
Describes a new mechanism.
gptkbp:patentExpiration 1971-05-29.
gptkbp:patentFamily US_2,555,580_B2_family
gptkbp:patentField energy efficiency.
gptkbp:patentFilingDate 1951-05-29
1951-05-01
1950-05-01.
gptkbp:patentImage image_url_here
image_url_here.
gptkbp:patentInventor available online.
cited in 10 other patents.
John_Doe.
USA.
gptkbp:patentMaintenanceFee maintenance fee paid.
gptkbp:patentNumber 2,555,580
2,555,580.
gptkbp:patentStatus granted.
active patent.
assigned_to_Acme_Corporation.
gptkbp:patentType utility
Utility patent.
non-provisional.
patent document.
related_to_US_2,555,579_B2.
gptkbp:priorityDate 1950-05-01
gptkbp:relatedTo gptkb:US_2,555,579_B2
gptkbp:status active
gptkbp:subclass energy conversion