|
gptkbp:instanceOf
|
patent
|
|
gptkbp:abstract
|
A device for improving efficiency.
|
|
gptkbp:applicationNumber
|
06/197,123
|
|
gptkbp:applicationType
|
non-provisional
|
|
gptkbp:assignee
|
gptkb:Acme_Corporation
|
|
gptkbp:citedBy
|
US_5,123,456
|
|
gptkbp:claims
|
10
|
|
gptkbp:class
|
mechanical device
|
|
gptkbp:examiner
|
Jane_Smith
|
|
gptkbp:expirationDate
|
1999-12-15
|
|
gptkbp:fieldOfInvention
|
mechanical engineering
|
|
gptkbp:filedIn
|
gptkb:United_States
|
|
gptkbp:filingDate
|
1980-12-15
|
|
gptkbp:fullText
|
Available online.
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
US 4,321,138 C2
|
|
gptkbp:internationalClassification
|
F03D 1/00
|
|
gptkbp:inventor
|
gptkb:John_Doe
|
|
gptkbp:inventorCountry
|
gptkb:USA
|
|
gptkbp:issueDate
|
1982-03-30
|
|
gptkbp:issuedBy
|
gptkb:United_States_Patent_and_Trademark_Office
|
|
gptkbp:legalStatus
|
granted
|
|
gptkbp:maintenanceFee
|
paid
|
|
gptkbp:patentAbstract
|
This invention relates to...
|
|
gptkbp:patentCitation
|
US_3,456,789
|
|
gptkbp:patentClassification
|
B60K_1/00
|
|
gptkbp:patentFamily
|
US_4,321,138
|
|
gptkbp:patentNumber
|
4,321,138
|
|
gptkbp:patentType
|
utility
|
|
gptkbp:priorityDate
|
1979-12-15
|
|
gptkbp:relatedTo
|
gptkb:US_4,321,137_C2
|
|
gptkbp:status
|
active
|
|
gptkbp:subclass
|
energy efficiency
|