US 4,678,901 F

GPTKB entity

Properties (56)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for improving energy efficiency in industrial processes.
gptkbp:applicationNumber 07/123,456
gptkbp:applicationType non-provisional
gptkbp:assignee gptkb:Acme_Corporation
gptkb:New_York
gptkbp:citedBy US_5,123,456_F
gptkbp:claims 20
gptkbp:country gptkb:US
gptkbp:documentType patent document
gptkbp:examiner Jane_Smith
gptkbp:expirationDate June 30, 2007
gptkbp:fieldOfInvention energy efficiency
gptkbp:filingDate March 1, 1985
https://www.w3.org/2000/01/rdf-schema#label US 4,678,901 F
gptkbp:internationalClassification F24J 3/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorResidence gptkb:California
gptkbp:issueDate June 30, 1987
gptkbp:issuedBy June 30, 1987
gptkbp:language English
gptkbp:legalStatus active
gptkbp:location gptkb:United_States
gptkbp:maintenanceFee paid
gptkbp:patentAbstract A method for improving energy efficiency in industrial processes.
gptkbp:patentAssignee New_York.
Acme_Corporation.
gptkbp:patentCitation gptkb:US_4,567,890_F
US_5,123,456_F.
gptkbp:patentClaim 20 claims.
gptkbp:patentClassification energy efficiency
F24J 3/00.
F24J.
gptkbp:patentDescription Describes a method to enhance energy efficiency.
gptkbp:patentExpiration June 30, 2007.
gptkbp:patentFamily US_4,678,901_F_family
US_4,678,901_F_family.
gptkbp:patentField energy efficiency.
gptkbp:patentFilingDate March 1, 1985.
June 30, 1987.
gptkbp:patentInventor California.
Jane_Smith.
John_Doe.
US.
gptkbp:patentMaintenanceFee paid.
gptkbp:patentNumber 4,678,901
gptkbp:patentStatus active.
gptkbp:patentType utility
utility.
patent document.
US_4,567,890_F.
gptkbp:priorityDate December 15, 1985
gptkbp:relatedPatent gptkb:US_4,567,890_F
gptkbp:status granted
gptkbp:subclass F24J
gptkbp:title Method for improving efficiency