US 3,211,040 C1

URI: https://gptkb.org/entity/US_3%2C211%2C040_C1
GPTKB entity
Statements (55)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A novel mechanism for improving efficiency.
gptkbp:applicationNumber US_2,123,456
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy US_4,567,890
gptkbp:claims 10
gptkbp:class mechanical device
gptkbp:description This patent describes a new type of mechanical device.
gptkbp:drawings included
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1982-10-19
gptkbp:fieldOfInvention mechanical engineering
gptkbp:fieldOfUse industrial applications
gptkbp:filingDate 1962-05-14
https://www.w3.org/2000/01/rdf-schema#label US 3,211,040 C1
gptkbp:internationalClassification F03G
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate 1965-10-19
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:marketedAs gptkb:Acme_Corporation
gptkbp:notableFeature high efficiency
gptkbp:patentAbstract completed
A novel mechanism for improving efficiency.
gptkbp:patentAssignee gptkb:Acme_Corporation
gptkb:John_Doe
gptkbp:patentCitation US_2,000,000
gptkbp:patentClaim 10
gptkbp:patentClassification energy
mechanical
gptkbp:patentExpiration 1982-10-19
gptkbp:patentFamily gptkb:US_3,211,040
gptkbp:patentField energy efficiency
gptkbp:patentFilingDate 1962-05-14
1965-10-19
gptkbp:patentInventor gptkb:John_Doe
gptkbp:patentLength 17 years
gptkbp:patentMaintenanceFee required
gptkbp:patentNumber 3,211,040
US_2,123,456
gptkbp:patentOwner gptkb:Acme_Corporation
gptkbp:patentStatus active
granted
gptkbp:patentType approved
utility
Utility patent for a mechanical device.
gptkbp:priorityDate 1961-05-14
gptkbp:relatedPatent US_3,000,001
gptkbp:relatedTo US_3,000,000
gptkbp:status active
gptkbp:subclass energy conversion
gptkbp:technology mechanical engineering technology