US 383,456,849 B2

GPTKB entity

Statements (47)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A novel mechanism for improving efficiency.
gptkbp:applicationNumber US_383456849
gptkbp:applicationPublicationNumber US_383,456,849_A1
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:XYZ_Corporation
gptkbp:citedBy gptkb:US_456,789,123_B2
gptkbp:claims 20
gptkbp:class mechanical device
gptkbp:examiner Jane_Smith
gptkbp:expirationDate March 15, 1994
gptkbp:fieldOfInvention mechanical engineering
gptkbp:fieldOfUse industrial applications
gptkbp:filingDate March 15, 1974
gptkbp:filingLocation gptkb:USA
https://www.w3.org/2000/01/rdf-schema#label US 383,456,849 B2
gptkbp:internationalClassification F03D 1/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate September 10, 1974
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:patentAssignee XYZ_Corporation,_ABC_Industries
gptkbp:patentCitation gptkb:US_456,789,012_A
gptkb:US_345,678,901_A
gptkb:US_234,567,890_A
US 987,654,321 A
US_123,456,789_A
gptkbp:patentClassification F03D 1/00
F03D
gptkbp:patentDescription Improved Energy Efficiency Mechanism
gptkbp:patentFamily US_383,456,849_B2,_US_456,789,123_B2
gptkbp:patentFamilyMembers 5
gptkbp:patentField mechanical engineering
gptkbp:patentInventor John_Doe,_Jane_Roe
gptkbp:patentNumber 383456849
gptkbp:patentOwner gptkb:XYZ_Corporation
gptkbp:patentStatus in force
assignment, maintenance fee payment
gptkbp:patentType utility
granted patent
gptkbp:priorityDate March 15, 1973
gptkbp:relatedTo gptkb:US_123,456,789_B2
gptkbp:status active
gptkbp:subclass energy efficiency
gptkbp:technologyArea renewable energy