US 4,890,164 B1

GPTKB entity

Properties (51)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving energy efficiency in industrial processes.
gptkbp:applicationNumber 07/327,123
gptkbp:applicationPublicationNumber US_07/327,123_A1
gptkbp:applicationType Non-Provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkb:New_York
gptkbp:assigneeType Corporation
gptkbp:citedBy US_5,123,456
gptkbp:claims 20
gptkbp:country gptkb:United_States
gptkbp:effectiveDate 1990-01-02
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 2007-01-02
gptkbp:fieldOfInvention Energy efficiency
gptkbp:filingDate 1989-01-02
https://www.w3.org/2000/01/rdf-schema#label US 4,890,164 B1
gptkbp:internationalClassification H02J 3/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:inventorResidence gptkb:California
gptkbp:issueFeePaid Yes
gptkbp:legalStatus Granted
gptkbp:maintenanceFee Paid
gptkbp:patentAbstract Completed
Yes
Filed
gptkbp:patentAssignee 1
gptkbp:patentCitation gptkb:USPTO
Yes
Exclusive
Conducted
US_4,567,890,_US_5,678,901
gptkbp:patentClassification Energy
gptkbp:patentFamily US_4,890,164_B1,_US_5,123,456,_US_4,567,890
gptkbp:patentField Industrial Processes
gptkbp:patentFilingDate Published
gptkbp:patentInventor 1
5
gptkbp:patentLength 17 years
gptkbp:patentLitigation No
nan
gptkbp:patentMaintenanceFee Yes
gptkbp:patentNumber 4890164
gptkbp:patentStatus National
gptkbp:patentType Utility Patent
Utility
gptkbp:priorityDate 1989-01-02
gptkbp:relatedPatent US_4,567,890
gptkbp:status Active
gptkbp:title Method for improving efficiency