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gptkbp:instanceOf
|
patent
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gptkbp:hasAbstract
|
This invention relates to electric railway systems.
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gptkbp:hasApplicationNumber
|
US_757,123
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gptkbp:hasAssignee
|
gptkb:Houghton_Electric_Railway_Company
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gptkbp:hasCitations
|
gptkb:US_1098762_A
gptkb:US_1098761_A
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gptkbp:hasClaim
|
10
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gptkbp:hasDescription
|
An improvement in electric railway systems.
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gptkbp:hasFieldOfUse
|
transportation
urban transport
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gptkbp:hasFigures
|
3
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gptkbp:hasFilingDate
|
1913-05-12
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gptkbp:hasInventor
|
gptkb:George_A._H._Houghton
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|
gptkbp:hasLegalEvent
|
patent litigation
patent enforcement
patent granted
patent opposition
patent assignment
patent invalidation
patent expired
patent appeal
patent maintenance fee paid
patent reexamination
patent reissue
patent licensing agreement
patent litigation settlement
patent_renewal
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|
gptkbp:hasLegalStatus
|
granted
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gptkbp:hasPatentNumber
|
1098760
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gptkbp:hasPriorityDate
|
1912-05-12
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gptkbp:hasPublications
|
1914-06-02
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gptkbp:hasTechnicalField
|
electricity
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gptkbp:hasTechnology
|
improved efficiency
|
|
gptkbp:hasTitle
|
Improvement_in_Electric_Railway_Systems
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
US 1098760 A2
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gptkbp:inventiveStep
|
yes
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gptkbp:isAssignedTo
|
gptkb:Houghton_Electric_Railway_Company
|
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gptkbp:isCitedBy
|
gptkb:US_1234567_A
gptkb:US_7654321_A
|
|
gptkbp:isFiledIn
|
gptkb:United_States
|
|
gptkbp:isInFamilyWith
|
H02J_7/00
|
|
gptkbp:isPartOf
|
patent family
|
|
gptkbp:isPublishedIn
|
gptkb:United_States_Patent_Office
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gptkbp:isRelatedTo
|
electric railway
|