US 4,000,001 B2

GPTKB entity

Properties (24)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A novel mechanism for improving efficiency.
gptkbp:applicationNumber US_05/600,000
gptkbp:assignee Example Corporation
gptkbp:citedBy US_4,500,000_B2
gptkbp:claims 10
gptkbp:class mechanical device
gptkbp:examiner Jane_Smith
gptkbp:fieldOfInvention mechanical engineering
gptkbp:filingDate 1975-06-30
gptkbp:firstClaim A mechanism comprising...
https://www.w3.org/2000/01/rdf-schema#label US 4,000,001 B2
gptkbp:internationalClassification F03G
gptkbp:inventor gptkb:John_Doe
gptkbp:issueDate 1977-12-28
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:patentLength 20 years
gptkbp:patentType utility
gptkbp:priorityDate 1975-06-30
gptkbp:relatedTo US_3,000,000_B2
gptkbp:status active
gptkbp:subclass energy conversion