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gptkbp:instanceOf
|
patent
|
|
gptkbp:hasAbstract
|
This invention relates to a method and apparatus for producing a high frequency signal.
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gptkbp:hasApplicationNumber
|
US_1234567
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gptkbp:hasAssignee
|
gptkb:Houghton_Research_Corporation
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gptkbp:hasCitations
|
5
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gptkbp:hasClaim
|
10
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gptkbp:hasCountry
|
gptkb:US
gptkb:United_States
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gptkbp:hasDescription
|
A method and apparatus for producing a high frequency signal.
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gptkbp:hasFacility
|
2345681 family
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gptkbp:hasFeature
|
not paid
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|
gptkbp:hasFieldOfUse
|
telecommunications
electrical engineering
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gptkbp:hasFilingDate
|
1944-04-25
1941-05-12
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|
gptkbp:hasInternationalClassification
|
H04B
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|
gptkbp:hasInventor
|
gptkb:William_H._H._Houghton
|
|
gptkbp:hasJurisdictionOver
|
gptkb:United_States_Patent_and_Trademark_Office
|
|
gptkbp:hasLegalEvent
|
2000-01-01
patent expired due to non-payment of maintenance fees
|
|
gptkbp:hasLegalStatus
|
Expired
expired
examined
|
|
gptkbp:hasPatentNumber
|
2345681
|
|
gptkbp:hasPriorityDate
|
1941-05-12
|
|
gptkbp:hasPublications
|
B1
1944-04-25
|
|
gptkbp:hasRelatedPatent
|
utility
utility patent
non-provisional
US_1234567
|
|
gptkbp:hasResidence
|
gptkb:New_York
American
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gptkbp:hasTechnicalField
|
signal processing
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|
gptkbp:hasTechnology
|
high frequency signal generation apparatus.
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|
gptkbp:hasTitle
|
Method of and apparatus for producing a high frequency signal
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|
https://www.w3.org/2000/01/rdf-schema#label
|
US 2345681 C1
|
|
gptkbp:isAssignedTo
|
gptkb:Houghton_Research_Corporation
|
|
gptkbp:isCitedBy
|
gptkb:US_3456789_A
gptkb:US_4567890_A
|
|
gptkbp:isFiledIn
|
gptkb:United_States
|
|
gptkbp:isFiledUnder
|
gptkb:Houghton_Research_Corporation
US_patent_law
|
|
gptkbp:isPartOf
|
patent family
H04B1/00
|
|
gptkbp:isPublishedIn
|
USPTO database
|
|
gptkbp:isRelatedTo
|
high frequency signal generation
|
|
gptkbp:usesTechnology
|
radio frequency technology
|