US 04,567,920 B2

GPTKB entity

Statements (42)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for enhancing process efficiency.
gptkbp:applicationNumber 06/740,123
gptkbp:applicationPublicationNumber US_04,567,920_A1
gptkbp:applicationType Non-Provisional
gptkbp:assignee gptkb:XYZ_Corporation
gptkbp:citedBy gptkb:US_05,123,456_A
gptkbp:claims 20
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 2006-02-25
gptkbp:fieldOfInvention Chemical_Engineering
gptkbp:filingDate 1985-05-30
https://www.w3.org/2000/01/rdf-schema#label US 04,567,920 B2
gptkbp:internationalClassification C01B
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate 1986-02-25
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus Granted
gptkbp:location gptkb:United_States
gptkbp:maintenanceFee Paid
gptkbp:patentAbstract This patent describes a method for improving efficiency.
gptkbp:patentAssignee XYZ_Corporation,_ABC_Inc.
gptkbp:patentCitation gptkb:US_04,567,918_B2
gptkbp:patentClaim List of claims.
gptkbp:patentClassification CPC
gptkbp:patentDescription Detailed description of the method.
gptkbp:patentExpiration 2006-02-25
gptkbp:patentFamily US_04,567,920_B2,_US_04,567,921_B2
gptkbp:patentField Chemical_Processes
gptkbp:patentFilingDate 1986-02-25
1985-05-30
gptkbp:patentInventor John_Doe,_Jane_Roe
gptkbp:patentMaintenanceFee Paid
gptkbp:patentNumber 4567920
gptkbp:patentStatus Active
gptkbp:patentType Utility Patent
Utility patent for a process.
gptkbp:priorityDate 1984-05-30
gptkbp:relatedTo gptkb:US_04,567,919_B2
gptkbp:status Active
gptkbp:title Method for improving the efficiency of a process