US 4,000,600 B2

GPTKB entity

Properties (31)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving efficiency in mechanical systems.
gptkbp:applicationNumber US_05/123,456
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy US_5,000,000
gptkbp:claims 10
gptkbp:class mechanical systems
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1994-12-28
gptkbp:fieldOfInvention mechanical engineering
gptkbp:filingDate 1975-06-15
gptkbp:firstClaim A method for improving efficiency in mechanical systems.
The method of claim 1, wherein the efficiency is improved by...
gptkbp:grantDate 1977-12-28
https://www.w3.org/2000/01/rdf-schema#label US 4,000,600 B2
gptkbp:internationalClassification F03G
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issuedOn 1977-12-28
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:patentFamily US_4,000,600_B2,_US_4,500,600_B2
gptkbp:patentNumber 4,000,600
gptkbp:patentOffice gptkb:USPTO
gptkbp:patentType utility
gptkbp:priorityDate 1975-06-15
gptkbp:relatedPatent gptkb:US_4,500,600_B2
gptkbp:status active
gptkbp:subclass energy efficiency
gptkbp:title Method for improving efficiency