US 450,456,883 B2

GPTKB entity

Statements (66)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A device for improving efficiency in mechanical systems.
gptkbp:applicationNumber 06/307,123
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:New_York
gptkb:XYZ_Corporation
gptkbp:citedBy gptkb:US_500,123,456_B2
gptkbp:claims 20
gptkbp:class mechanical device
gptkbp:examiner Jane_Smith
gptkbp:expirationDate March 15, 2002
gptkbp:fieldOfInvention mechanical engineering
gptkbp:filingDate March 15, 1982
https://www.w3.org/2000/01/rdf-schema#label US 450,456,883 B2
gptkbp:internationalClassification F03D 1/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorResidence gptkb:California
gptkbp:issueDate March 5, 1985
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:maintenanceFee paid
gptkbp:patentCitation gptkb:US_450,456,882_B2
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US 450,456,909 B2
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gptkbp:patentFamily US_450,456,883_B2,_US_450,456,882_B2
gptkbp:patentType utility
gptkbp:priorityDate March 15, 1982
gptkbp:relatedTo gptkb:US_450,456,882_B2
gptkbp:status active
gptkbp:subclass energy efficiency