US 03,136,222 Z1

GPTKB entity

Properties (36)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A device for improving efficiency.
gptkbp:applicationNumber US_02/123,456
gptkbp:applicationType non-provisional
gptkbp:assignee Example Corporation
gptkbp:citedBy US_03,500,000
gptkbp:claims 10
gptkbp:class mechanical device
gptkbp:description This patent describes a novel mechanism.
gptkbp:drawings Figure 1, Figure 2
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1984-06-02
gptkbp:fieldOfInvention mechanical engineering
gptkbp:fieldOfUse industrial applications
gptkbp:filingDate 1962-06-25
https://www.w3.org/2000/01/rdf-schema#label US 03,136,222 Z1
gptkbp:internationalClassification F03D 1/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate 1964-06-02
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:keywords mechanical, efficiency, device
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:notableFeature high efficiency
gptkbp:patentCitation US_03,000,000
gptkbp:patentClassification mechanical engineering
gptkbp:patentFamily US_03,136,222_Z1_family
gptkbp:patentInventor 20 years
gptkbp:patentLink https://patents.google.com/patent/US03136222Z1
gptkbp:patentNumber 03136222
gptkbp:patentType utility
gptkbp:priorityDate 1961-06-25
gptkbp:relatedTo US_03,136,221_Z1
gptkbp:status active
gptkbp:subclass energy efficiency