US 4,567,972 A

GPTKB entity

Properties (55)
Predicate Object
gptkbp:instanceOf patent
gptkbp:abstract A method for enhancing the efficiency of a manufacturing process.
gptkbp:applicationDate 1985-05-30
gptkbp:applicationNumber US_07/200,000
gptkbp:applicationType utility
gptkbp:assignee gptkb:Acme_Corporation
gptkbp:citedBy gptkb:US_5,123,456_A
gptkbp:claims 10
gptkbp:class B01J
gptkbp:examiner Jane_Smith
gptkbp:expirationDate 2006-01-28
gptkbp:fieldOfUse manufacturing
gptkbp:filingDate 1985-05-30
https://www.w3.org/2000/01/rdf-schema#label US 4,567,972 A
gptkbp:internationalClassification C01B 3/00
gptkbp:inventor gptkb:John_Doe
gptkbp:inventorCountry gptkb:USA
gptkbp:issueDate 1986-01-28
gptkbp:issuedBy gptkb:United_States_Patent_and_Trademark_Office
gptkbp:legalStatus granted
gptkbp:location gptkb:United_States
gptkbp:maintenanceFee paid
gptkbp:patentAbstract A method for improving the efficiency of a chemical process.
United_States.
Chemical_engineering.
gptkbp:patentAssignee Acme_Corporation.
gptkbp:patentCitation gptkb:US_4,567,970_A
gptkbp:patentClaim 10 claims.
gptkbp:patentClassification B01J 19/00
gptkbp:patentDescription Describes a method for enhancing process efficiency.
gptkbp:patentExpiration 2006-01-28.
gptkbp:patentFamily US_4,567,972_A_family
gptkbp:patentFamilyMembers US_4,567,972_A_family.
gptkbp:patentField Manufacturing.
gptkbp:patentFilingDate 1984-05-30.
1985-05-30.
1986-01-28.
gptkbp:patentInventor Jane_Smith.
John_Doe.
USA.
gptkbp:patentMaintenanceFee Paid.
gptkbp:patentNumber 4,567,972
4,567,972.
gptkbp:patentStatus Active.
Granted.
gptkbp:patentType granted patent
Granted patent.
US_4,567,973_A.
gptkbp:priorityDate 1984-05-30
gptkbp:relatedPatent gptkb:US_4,567,973_A
gptkbp:relatedTo gptkb:US_4,567,971_A
gptkbp:status active
gptkbp:subclass B01J 19/00
gptkbp:technologyArea chemical engineering
gptkbp:title Method for improving efficiency of a process