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gptkbp:instanceOf
|
patent
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|
gptkbp:abstract
|
A device for improving efficiency.
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gptkbp:applicationNumber
|
05/596,123
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gptkbp:applicationType
|
non-provisional
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gptkbp:assignee
|
gptkb:XYZ_Corporation
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|
gptkbp:citedBy
|
US_5,000,000
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|
gptkbp:claims
|
10
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gptkbp:class
|
mechanical device
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gptkbp:documentType
|
B2
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gptkbp:examiner
|
Jane_Smith
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gptkbp:expirationDate
|
1994-06-30
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gptkbp:fieldOfInvention
|
mechanical engineering
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|
gptkbp:filingDate
|
1975-06-30
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|
https://www.w3.org/2000/01/rdf-schema#label
|
US 4,000,944 B2
|
|
gptkbp:internationalClassification
|
F03D 1/00
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|
gptkbp:inventor
|
gptkb:John_Doe
|
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gptkbp:inventorCountry
|
gptkb:USA
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gptkbp:issueDate
|
1977-12-28
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|
gptkbp:issuedBy
|
gptkb:United_States_Patent_and_Trademark_Office
|
|
gptkbp:language
|
English
|
|
gptkbp:legalStatus
|
granted
|
|
gptkbp:maintenanceFee
|
paid
|
|
gptkbp:patentCitation
|
US_3,000,000
|
|
gptkbp:patentClassification
|
mechanical engineering
|
|
gptkbp:patentFamily
|
gptkb:US_4,000,944
|
|
gptkbp:patentNumber
|
4,000,944
|
|
gptkbp:patentType
|
utility
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|
gptkbp:priorityDate
|
1975-06-30
|
|
gptkbp:relatedTo
|
gptkb:US_4,000,943_B2
|
|
gptkbp:status
|
active
|
|
gptkbp:subclass
|
energy efficiency
|