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gptkbp:instanceOf
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patent
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gptkbp:abstract
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A method and apparatus for producing printed products.
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gptkbp:applicationDate
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February 1, 1949
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gptkbp:applicationNumber
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Serial No. 622,123
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gptkbp:applicationType
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non-provisional
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gptkbp:assignee
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gptkb:Houghton_Mifflin_Company
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gptkbp:citedBy
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US_3,000,000
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gptkbp:country
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gptkb:United_States
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gptkbp:documentType
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utility patent
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gptkbp:examiner
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gptkb:John_Doe
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gptkbp:fieldOfInvention
|
printing technology
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gptkbp:filingDate
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February 1, 1949
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gptkbp:grantDate
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May 29, 1951
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https://www.w3.org/2000/01/rdf-schema#label
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US 2,555,660 B2
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gptkbp:internationalClassification
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B41F 17/00
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gptkbp:inventor
|
gptkb:William_H._H._Houghton
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gptkbp:inventorResidence
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American
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gptkbp:issuedOn
|
May 29, 1951
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gptkbp:legalStatus
|
active
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gptkbp:numberOfClaims
|
10
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gptkbp:numberOfFigures
|
5
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gptkbp:patentAbstract
|
Describes a method for producing printed products.
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gptkbp:patentAssignee
|
gptkb:Houghton_Mifflin_Company
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gptkbp:patentCitation
|
cited by 15 patents
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gptkbp:patentClassification
|
B41F
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gptkbp:patentExpiration
|
May 29, 1971
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gptkbp:patentFamily
|
Houghton_printing_patents
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gptkbp:patentField
|
printing
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gptkbp:patentFilingDate
|
May 29, 1951
February 1, 1949
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|
gptkbp:patentInventor
|
gptkb:William_H._H._Houghton
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gptkbp:patentNumber
|
B2
2555660
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gptkbp:patentStatus
|
expired
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|
gptkbp:patentType
|
Utility patent
granted patent
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|
gptkbp:priorityDate
|
April 12, 1946
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gptkbp:relatedTo
|
gptkb:US_2,555,659_B2
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gptkbp:status
|
granted
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gptkbp:title
|
Method of and apparatus for producing a printed product
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