US 4,998,999

GPTKB entity

Statements (48)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for enhancing process efficiency.
gptkbp:applicationNumber 07/123,456
gptkbp:applicationPublicationNumber US_4,998,999_A1
gptkbp:applicationType Non-Provisional
gptkbp:assignee gptkb:XYZ_Corporation
gptkbp:citedBy US_5,000,000
gptkbp:claims 20
gptkbp:country gptkb:US
gptkbp:documentType Patent Document
gptkbp:examiner Jane_Smith
gptkbp:fieldOfInvention Manufacturing
gptkbp:filingDate 1990-05-01
https://www.w3.org/2000/01/rdf-schema#label US 4,998,999
gptkbp:internationalClassification B01J 19/00
gptkbp:inventor gptkb:Alice_Johnson
gptkbp:inventorResidence gptkb:California
gptkbp:issuedBy gptkb:John_Doe
gptkbp:issuedOn 1991-03-12
gptkbp:legalStatus Granted
gptkbp:location gptkb:United_States
gptkbp:maintenanceFee Paid
gptkbp:patentAbstract This patent describes a method for improving efficiency.
gptkbp:patentAssignee gptkb:ABC_Technologies
gptkbp:patentCitation US_4,997,998
US_4,997,999
gptkbp:patentClassification Class 123
gptkbp:patentExpiration 2011-03-12
gptkbp:patentFamily US_4,998,999,_US_5,000,000
gptkbp:patentFamilyMembers US_4,998,999,_US_5,000,000,_US_5,001,000
gptkbp:patentField Manufacturing Process
Industrial Applications
Chemical_Engineering
gptkbp:patentFilingDate 1991-03-12
1990-05-01
gptkbp:patentInventor gptkb:John_Doe
gptkbp:patentNumber 4,998,999
US_Patent_Number
gptkbp:patentOwner gptkb:XYZ_Corporation
gptkbp:patentStatus Active
Granted
gptkbp:patentType Utility Patent
Utility
gptkbp:priorityDate 1989-05-01
gptkbp:relatedPatent US_4,999,000
gptkbp:status Active
gptkbp:technology Chemical_Engineering
gptkbp:title Method for improving the efficiency of a process