US 4,123,654 B2

URI: https://gptkb.org/entity/US_4%2C123%2C654_B2
GPTKB entity
Properties (28)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A novel mechanism for improving efficiency.
gptkbp:applicationNumber US_05/908,123
gptkbp:assignee gptkb:Acme_Corporation
gptkb:New_York
gptkbp:citedBy gptkb:US_5,678,910_B2
gptkbp:claims 20
gptkbp:class mechanical device
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1995-10-31
gptkbp:fieldOfInvention mechanical engineering
gptkbp:fieldOfUse industrial applications
gptkbp:filingDate 1978-06-30
gptkbp:firstClaim A mechanism comprising...
https://www.w3.org/2000/01/rdf-schema#label US 4,123,654 B2
gptkbp:internationalClassification F03G
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorResidence gptkb:California
gptkbp:issueDate 1978-10-31
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:patentFamily US_4,123,654_B2,_US_4,567,890_B2
gptkbp:patentType utility
gptkbp:priorityDate 1977-06-30
gptkbp:relatedTo gptkb:US_4,567,890_B2
gptkbp:status active
gptkbp:subclass energy conversion