US 4,000,036 B1

URI: https://gptkb.org/entity/US_4%2C000%2C036_B1
GPTKB entity
Statements (55)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A device for improving efficiency.
gptkbp:applicationNumber 05/586,123
gptkbp:applicationPublicationNumber gptkb:US_1976/0001234_A1
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:New_York
Example Corporation
gptkbp:citedBy US_5,000,000
gptkbp:claims 20
gptkbp:class mechanical device
gptkbp:description This patent describes a novel mechanism.
gptkbp:drawings 5
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1994-12-28
gptkbp:fieldOfInvention mechanical engineering
gptkbp:filingDate 1975-05-30
https://www.w3.org/2000/01/rdf-schema#label US 4,000,036 B1
gptkbp:internationalClassification F03D 1/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:inventorResidence gptkb:California
gptkbp:issueDate 1977-12-28
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:keywords efficiency, device, mechanical
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:nonPatentCitation gptkb:Journal_of_Mechanical_Engineering
gptkbp:patentAbstract A device for improving energy efficiency.
gptkbp:patentAssignee Example_Corporation.
gptkbp:patentCitation US_3,500,000
gptkbp:patentClaim 20 claims.
gptkbp:patentClassification F03D 1/00.
gptkbp:patentDescription This patent describes a novel mechanism.
gptkbp:patentExpiration 1994-12-28
1994-12-28.
gptkbp:patentFamily US_4,000,036
gptkbp:patentField Energy Conservation
Energy_Systems
Mechanical_Engineering.
gptkbp:patentFilingDate 1975-05-30.
1977-12-28.
gptkbp:patentInventor Jane_Smith.
John_Doe.
Efficiency,_Device,_Mechanical.
gptkbp:patentLink https://patents.google.com/patent/US4000036B1
gptkbp:patentMaintenanceFee Paid.
gptkbp:patentNumber 4,000,036
gptkbp:patentStatus Active
Granted.
gptkbp:patentType Utility Patent
utility
gptkbp:priorityDate 1975-05-30
gptkbp:relatedTo US_3,000,000
gptkbp:status active
gptkbp:subclass energy efficiency