US 4243449 B3

GPTKB entity

Statements (70)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for enhancing the efficiency of a specific industrial process.
gptkbp:applicationNumber 06/156,789
gptkbp:applicationPublicationNumber US_1981-01-06
gptkbp:applicationType utility
gptkbp:assignee gptkb:XYZ_Corporation
gptkbp:assigneeCountry gptkb:USA
gptkbp:citedBy gptkb:US_4567890
gptkbp:claims 10
gptkbp:class C12M_1/00
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 1998-01-06
gptkbp:fieldOfInvention chemical engineering
gptkbp:fieldOfUse industrial processes
gptkbp:filingDate 1980-06-30
https://www.w3.org/2000/01/rdf-schema#label US 4243449 B3
gptkbp:internationalClassification C12M_1/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate 1981-01-06
gptkbp:legalStatus active
gptkbp:location gptkb:United_States
gptkbp:maintenanceFee paid
gptkbp:patentCitation gptkb:US_9012347
gptkb:US_4567890
gptkb:US_4567894
gptkb:US_2345681
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gptkb:US_8901236
gptkb:US_8901235
gptkb:US_7890125
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gptkbp:patentFamily US_4243449_B3,_US_4567890,_US_1234567
gptkbp:patentNumber 4243449
gptkbp:patentType utility patent
gptkbp:priorityDate 1979-06-30
gptkbp:relatedTo US_1234567
gptkbp:status granted
gptkbp:subclass C12M 1/02
gptkbp:technicalField process optimization
gptkbp:title Method for improving efficiency of a process