US 4,123,678 B2

URI: https://gptkb.org/entity/US_4%2C123%2C678_B2
GPTKB entity
Properties (34)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A novel mechanism for improving efficiency.
gptkbp:applicationNumber US_05/908,123
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy gptkb:US_5,678,901_B2
gptkbp:claims 20
gptkbp:class mechanical device
gptkbp:designatedAs gptkb:US
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1995-10-31
gptkbp:fieldOfInvention mechanical engineering
gptkbp:filingDate 1978-06-30
gptkbp:fullText Available online.
https://www.w3.org/2000/01/rdf-schema#label US 4,123,678 B2
gptkbp:internationalClassification F03G
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate 1978-10-31
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:nonPatentCitation Journal_of_Mechanical_Engineering,_1978.
gptkbp:patentAbstract This invention relates to...
gptkbp:patentCitation gptkb:US_3,456,789_B1
gptkbp:patentFamily US_4,123,678_B2,_US_4,567,890_B2
gptkbp:patentInventor 20 years
gptkbp:patentNumber 4,123,678
gptkbp:patentOwner gptkb:Acme_Corporation
gptkbp:patentType utility
gptkbp:priorityDate 1977-06-30
gptkbp:relatedTo gptkb:US_4,567,890_B2
gptkbp:status active
gptkbp:subclass energy conversion