US 400012 B2

GPTKB entity

Statements (66)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract This patent describes a method for improving efficiency in mechanical systems.
gptkbp:applicationNumber US_400012
gptkbp:applicationPublicationNumber US_400012_A1
gptkbp:assignee gptkb:XYZ_Corporation
gptkbp:citedBy US_500000_B1
gptkbp:currentStatus Active
gptkbp:examiner Jane_Smith
gptkbp:fieldOfInvention Mechanical Engineering
gptkbp:filingDate 1975-06-30
https://www.w3.org/2000/01/rdf-schema#label US 400012 B2
gptkbp:internationalClassification F16H 1/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate 1977-01-04
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus Granted
gptkbp:maintenanceFee Paid
gptkbp:numberOfClaims 20
gptkbp:patentCitation US 400020 J8
US 400027 Q5
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gptkbp:patentExpiration 1994-01-04
gptkbp:patentFamily US_400012_Family
gptkbp:patentType Utility Patent
gptkbp:priorityDate 1974-06-30
gptkbp:relatedTo US_400011_B2
gptkbp:technologyDomain Mechanical_Systems
gptkbp:title A Method for Improving Efficiency